谁有主将从现的练习？

（ ）. If you want to learn English well, you must use it as ___ as possible.
A. often B. long C. many D. soon
（ ）. ---What will Bill do if he ____in the test?
---He will try again.
A. fail B. fails C. will fail D. is failing
. The students will plant trees if it ___ tomorrow.
A. didn’t rain B. hasn’t rained C. won’t rain D. doesn’t rain
( ) . We__ home if there is no bus. ---Oh, what a pity!
A. will walk B. have walked C. walked D. walk
( ) . If it _____ tomorrow, I’ll go by car.
A. rain B. will rain C. rains D. would rain
( ) . If Mary _______ next Sunday, we will go boating together.
A. will come B. comes C. shall come D. should come
( ). --- Don’t forget to ask him to write to me.
--- I won’t. As soon as he _______