( )1.___ the afternoon of May, we visited the old man.
A. On B. At C. In
( )2.Many people work ___ the day and sleep ___ night.
A. on ; at B. in ; in C. in ; at
( )3.He speaks Japanese best ____ the boy students.
A. between B. with C. among
( )4.A wolf ___ a sheep skin is our dangerous enemy.
A. with B. in C. on
( )5.Joan hopes to come back ___ three days.
A. after B. for C. in
( )6.They sent the letter to me ___ mistake.
A. by B. for C. with
( )7.He left home ___ a cold winter evening.
A. at B. on C. in
( )8.Shanghai is ____ the east of China.
A. in B. on C. to
( )9.____ my father’s help, I have finished my composition.
A. Under B. On C. with
( )10.He’s very strict ____ himself and he’s very strict ___ his work.
A. with; in B. in ; with C. with ; with
