On the way to the supermarket , it suddenly _______ to me that I had forgotten to lock my car , so I hurried back to lock it . 

As a teacher , we should try to _____ it ____ to our students how helpful a correct learning method is .

Business is improving but much more work and common sense will be ______ before any profits can be realized .

Every means has been _______. No one is effective.

As we know, in the airport we’re ______ to smoke only in special areas.

As for how to promote public education, Professor Li gave us a lot of suggestions which _____ reasonable and practical. 

The tourists often complained of being _____ by the local peddlers when they buy some souvenirs. 

This kind of desk can be ______ to the height you need.

 Mother was in the kitchen ______ lunch while I was ______  the coming exam.

II. Choose the correct answers.Few people are able to        of the future but we can imagine it.

After entering the meeting hall, Mike _______ a friend and went over to greet him.

The aging population in China will greatly _______ the whole society.

On a hot afternoon, the farmer ____ down under a tree and soon fell asleep..

. Please _____ and wait a while. We’ll begin our meeting soon.

Reading newspapers is a good way to _________ current events.       

It had never ____ to him that he might be falling in love with her.

—Jack, you ___ on the phone.    —______.

Strangely the story ___ is popular ___ the young.

. Why didn’t you come? Haven’t you __________?

. Deer____ mainly on grass.