It's bad manners to laugh ______ people when they are ______ trouble.
[ ]
A. over, in B. at, in C. in, at D. at, for
I think he'll be back in ______ hour.
A. some B. a few C. a D. an
There are ten pupils in the classroom. ______ of them are Young Pioneers.
A. Both B. Either C. Neither D. All
The young man ______ the League.
A. took part in B. joined in
C. have taken part in D. has joined
You have sports for an hour after school every day, ________?
The twins are ________ tall ________ strong.
The students are all busy ________ the exams.
________ of people coming to China for a visit is rising.
I' m afraid that she can't come to help you today. You' ll have to turn to ________.
When a German buys something ________ a Japanese, or an Indian sells something ________ a Frenchman, they may all use English.