题目内容（请给出正确答案）

[主观题]

A．The rocket should be inexpensive to construct.B．The rocket is capable of lifting hea

A．The rocket should be inexpensive to construct.

B．The rocket is capable of lifting heavy spacecraft into orbit.

C．The rocket should be easily controlled.

D．The rocket should be inexpensive to operate.

查看答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装赏学吧APP，拍照搜题省时又省心！

更多“A．The rocket should be inexpen…”相关的问题

第1题

Not until quite recently ______ any idea of what a guided rocket is like. A) did I have

Not until quite recently ______ any idea of what a guided rocket is like.

A) did I have B) do I have C) should I have

D) would I have

点击查看答案

第2题

It has been necessary to refer repeatedly to the effects of the two world wars in promotin

g all kinds of innovation. It should be【C1】______ also that technological innovations have【C2】______ the character of war itself by the【C3】______ of new mechanical and chemical devices. One weapon developed【C4】______ World War II deserves a special mention. The【C5】______ of rocket propulsion (推进力) was wellknown earlier, and its possibilities as a 【C6】______ of achieving speeds sufficient to escape from the Earth's gravitational (引力的) pull had been【C7】______ out by the Russian and the American scientists. The【C8】______ built an experimental liquid-fuelled rocket in 1926.【C9】______ , a group of German and Romanian pioneers was working across the same lines, and in the 1930s, it was this team that developed a rocket【C10】______ of delivering a warhead hundreds of miles away. Reaching a height of over 100 miles, the V-2 rocket【C11】______ the beginning of the Space Age, and members of its design team were【C12】______ in both the Soviet and United States space programs after the war. Technology had a tremendous social【C13】______ in the period 1900—1945. The automobile and electric power, on the other hand, radically changed both the scale and the quality of 20th-century life,【C14】______ a process of rapid urbanization and a virtual revolution【C15】______ living through mass production of household goods and【C16】______ . The rapid development of the airplane, the cinema,【C17】______ radio made the world seem suddenly smaller and more【C18】______ . The development of many products of the chemical industry further transformed the life of【C19】______ people. In the years following 1945 the constructive and creative opportunities of modern technology could be exploited,【C20】______ the process has not been without its problems.

【C1】

A．observed

B．notified

C．commented

D．detected

点击查看答案

第3题

A．The man should hurry to the library before it closes.B．The man should use the p

A．The man should hurry to the library before it closes.

B．The man should use the phone in the student center.

C．The student center will close in an hour.

D．There"s no pay phone in the library.

点击查看答案

第4题

Which examination should a student attend if he wants to go to the university in the U

K？

A.the A level system

B.TOFEL

C.SAT

D.IELTS

点击查看答案

第5题

If there were no examinations, we should have ______ at school． A．the happiest time B．a more happi

If there were no examinations, we should have ______ at school．

A．the happiest time B．a more happier time

C．much happiest time D．a much happier time

点击查看答案

第6题

For safety reasons，when assistance towing ______．A.the disabled vessel should be towed to

For safety reasons，when assistance towing ______．

A.the disabled vessel should be towed to the nearest port

B.the disabled vessel should be inspected for flammable gases

C.passengers should always be removed from the disabled vessel

D.personnel on the disabled vessel should don PFD's

点击查看答案

第7题

A．The first-round talks should start as soon as possible.B．He could change his

A．The first-round talks should start as soon as possible.

B．He could change his schedule to meet John Smith.

C．The talks can be held any day except this Friday.

D．The woman should contact John Smith first.

点击查看答案

第8题

An inflatable life raft should be lifted back aboard the ship by using ______.A.the single

An inflatable life raft should be lifted back aboard the ship by using ______.

A.the single hook at the top of the raft

B.two lines passed under the raft

C.the towing bridle

D.All of the above

点击查看答案

第9题

A．The man thinks the woman is wasting her time.B．The man thinks the woman should make

A．The man thinks the woman is wasting her time.

B．The man thinks the woman should make full use of her time.

C．The man is eager to know the woman's answer.

D．The man can wait and there is no need for her to hurry.

点击查看答案

第10题

When a process is in control, what do you want to do with the process？（）.A.The process sho

When a process is in control, what do you want to do with the process？（）.

A.The process should not be adjusted

B.The process may be adjusted for continuous improvement

C.The process should be always adjusted for continuous quality

D.The process should be regularly adjusted

点击查看答案

警告：系统检测到您的账号存在安全风险

为了保护您的账号安全，请在“赏学吧”公众号进行验证，点击“官网服务”-“账号验证”后输入验证码“”完成验证，验证成功后方可继续查看答案！

微信搜一搜

赏学吧

点击打开微信

警告：系统检测到您的账号存在安全风险

抱歉，您的账号因涉嫌违反赏学吧购买须知被冻结。您可在“赏学吧”微信公众号中的“官网服务”-“账号解封申请”申请解封，或联系客服。

微信搜一搜

赏学吧

点击打开微信