高中英语状语从句综合单选题

---People often don’t appreciate what they have, do they?       ---No, _______ they lose it.

A．if

B．after

C．until

D．when

He wrote a long letter ___he explained what had happened in the accident.

A．what

B．which

C．where

D．how

Only when___________ according to the directions can the medicine be quite effective.

A．taking	B．taken
C．being taken	D．having been taken

Making eye contact gives the interviewer the impression that you’re confident _______ you actually feel quite uncomfortable.

A．in case	B．even though
C．only if	D．now that

He was told that it would be at least three more months _______he could recover and return to work.

A．when	B．before
C．since	D．that

Wuhan lies _____ the Changjiang River and the Han River meets.
A. where  B. wherever  C. that

Mother often reminds me that the best thing one can do is to let it rain ______ it is raining.
A. unless   B when    C. even if   D. in case

Wind power units are placed ______ there is a lot of wind.

A．where

B．when

C．which

D．that

_______ you don’t have much experience in this field, why don’t you ask Professor
Wang for advice?

A．Unless	B．In case
C．As long as	D．Now that

—May I go now?
—__________ you've finished your work, you may go.

A．After

B．Although

C．Now that

D．As soon as

-- How do you think I should respond to his words?
--- You can do it ______ you like.

A．no matter how	B．however
C．no matter what	D．whatever

You have to wear a helmet and a life jacket for protection, just ___ you fall into the water.
A. in case           C. unless          
C. though             D. as

_____ an ad does not lie, it does not mean it is altogether innocent.

A．Even if	B．As if
C．If	D．Now that

Stand _____ you are, and I will come and help you.

A．while	B．where
C．which	D．what

I was watching the news on TV ________ the power went off.

A．when

B．as

C．while

D．until