We talked about _____ new words．（ ）
A．learnB．learnedC．learningD．to learn
Customers are ________ to bring their own bottles to buy milky tea and it can reduce the use of disposable（一次性）cups. （ ）
| A． |
ordered |
B． |
encouraged |
C． |
chosen |
D． |
warned |
As a new member of the Communist Youth League of China（中国共青团）, I was so ________ that my hands were shaking when giving the speech. （ ）
| A． |
nervous |
B． |
confident |
C． |
energetic |
D． |
quiet |
﹣﹣China is getting better and better at making high technology products.
﹣﹣That's right. People around the world can hardly avoid ________ these products made in China. （ ）
| A． |
to buy |
B． |
not to buy |
C． |
buying |
D． |
not buying |
I won't believe that the little boy can read five thousand words ________ I test him myself. （ ）
| A． |
after |
B． |
when |
C． |
if |
D． |
until |
The sign "No Littering" shows that we ________ throw rubbish in the park. （ ）
| A． |
needn't |
B． |
won't |
C． |
mustn't |
D． |
may not |