Scientists are trying to find more ______ ways to make full use of solar energy

The scientists(success) ______ launched the satellite in spite of all the difficulties．

Many scientists have been probing psychological problems.

A．solving

B．exploring

C．settling

D．handling

Even talented scientists have no way to precisely forecast the future. (英译汉)

The scientists discovered DNA that _____belonged______to the phone's speaker on each of the phones

A.moved

B.changed

C.belonged

D.turned

A.scientists

B.people

C.men

D.women

A.The veteran and middle-aged scientists are important, and so are the young ones.

B.The veteran, middle-aged scientists are important, and so are the young ones.

C.The veteran and middle-aged scientists are important, so are the young ones.

D.The veteran, middle-aged scientists are important, so are the young ones.