Please telephone me half an hour _______
1. Please telephone me half an hour _______.
A.in charge
B.in advance
C.in time
D.in front
.标准答案：B
2. Both Mary and Ellen, as well as Jan, _______ studying Chinese History.
A.are
B.is
C.are being
D.is being
.标准答案：A
3. I’d like to _______ him to you for the job. He is a very clever and industrious boy.
A.refer
B.suggest
C.recommend
D.propose
.标准答案：C
4. He was asked to speak louder ______ all the other students in the classroom could hear him.
A.as
B.so as to
C.so that
D.so as
.标准答案：C
5. It was ______ he saw the doctor coming out of the emergency room with an expression as grave as a judge _______ he realized the seriousness of his wife’s illness.
A.not until…that
B.after…when
C.until…then
D.before…that
.标准答案：A
