These days people in China _____ take too much money when shopping because they often use Alipay or WeChat Pay．（ ）
| A． |
needn't |
B． |
mustn't |
C． |
shouldn't |
D． |
can't |
My grandma and grandpa are teachers．They both like students．（ ）
| A． |
her |
B． |
his |
C． |
theirs |
D． |
their |
Will you please take a message for the headteacher？
___________．（ ）
A．It doesn't matterB．Sure，I'll be glad to
C．Yes，I'll takeD．I can help you
Can you tell me ____ to London？
Sure．Next month．（ ）
A．when you will travelB．when will you travel
C．when you travelledD．when did you travel
He can hardly stay awake because he is so tired．______？（ ）
A．does heB．isn't heC．can't heD．can he
Smile at the world，______the world will smile back to you．（ ）
A．butB．andC．orD．though