－You may find the key to the maths problem on page 107．

－Ah, it’s so simple．I wonder why I ________ of that．

hadn’t thought

haven’t thought

didn’t think

wasn’t thinking

－Do you think it wise for Chinese mothers to try to do everything for their children?

－No, that’s ________ they are mistaken．

where

when

in which

what

－Do you know Taiwan, Jenny?

－Yes, of course．Taiwan is ________ island．It belongs to China．

a

an

the

不填

－Jack, you seem in high spirits．

－________ We won the match 4-0．

Guess what?

So what?

No wonder．

No doubt．

－How was your recent trip to Jiu Zhaigou?

－I've never had ________ one before．

a more pleasant

a most pleasant

a pleasant

the most pleasant

－Did you make sense of what the man said just now?

－No, his meaning didn't _______．Would you explain it to me?

get through

get off

get across

get out

－The MP5 cost me about 2,000 yuan．

－Well, it was crazy of you to spend so much money ________ you could buy a cheaper one．

when

unless

if

because

－________ those students Chinese, do you have to speak their language very often?

－No, they learn most when the class is taught in a foreign language．

To teach

Taught

Having taught

As to teach

－What does the sign over there say?

－“No person ________ bring drinks into the student computer pool．”

will

may

shall

must

－What time do we have to be at the gate?

－________ passengers are already boarding．

Hurriedly

Soon

Immediately

Since