________ the green great wall, the land produces more crops.

A. Thanks for

B. Thanks to

C. Thank to

D. Thank for

If you want to know the word ________ you'd better look it up in the dictionary.

A. hardly

B. carefully

C. mostly

D. exactly

Your English is good. I'll try my best to speak it as ________ you do.

A. clearly as

B. clear as

C. clearer

D. more clearly

So far, we ________ half of the work, we will finish it next week.

A. finished

B. are finishing

C. have finished

D. had finished

All of the policemen went into the forest ________ the lost boy.

A. look for

B. find out

C. search

D. in search of

?________ do you go to Hong Kong?

?Sorry, I've never been there.

A. How long

B. How often

C. How far

D. How soon

It's your turn ________ our classroom.

A. clean

B. clean up

C. clean out

D. to clean

This is the most beautiful park I have ________ visited.

A. ever

B. never

C. still

D. yet

?Have you ever been anywhere for a trip?

?A trip I ________ away from my hometown even once.

A. went

B. have gone

C. have never been

D. have been

Five years ________ since my uncle ________ to England.

A. have passed; went

B. has passed; went

C. passed; has gone

D. has passed; goes