The sun rises ……………..the east, and sets ………….the west.
A. at/at
B. in/in
C. on/on
D. by/by
Chọn đáp án B
Fred is capable ………..doing better work than he is doing at present
That type of music is quite popular …………..teenager boys and girls
We were very grateful …………..our friends………..all of their assistance?