If you have difficulty _____ your bill, please tell me as soon as possible（）

Bill; Excuse me.______

Tom; Let me see. Are dimes and quarters OK？

Bill; I want to make a long distance phone call.

Tom; Then you' 11 need small change.

A．Do you have any money？

B．May I borrow your telephone？

C．Do you have the time, please？

D．Could you give me some change？

If you had told me about your difficulty, I ______ able to help you.

A．will have been

B．would have been

C．will be

D．would be

If you had told me about your difficulty, I ______ able to help you.

A．will have been

B．would have been

C．will be

D．would be

If you had told me about your difficulty, I ______ able to help you.

A．will have been

B．would have been

C．will be

D．would be

please ______ your hand if you have any question at all.

A: raise

B; rise

C; arise