I personally think__more listening, speaking, reading and writing is the key to__our English.
#95944
A
Doing; improve
B
To do; improve
C
Do; improving
D
Doing; improving
推荐题目
_____, Mr. Thompson left the room.
#98346
A
Drinking the coffee
B
Had drunk the coffee
C
After drank the coffee
D
Having drunk the coffee
 I regret _____ you that we are unable to offer you a job.
#98307
A
informing
B
having informed
C
to inform
D
to informing
Great attention must be devoted ________ agriculture(农业), especially in China, ______ population is the largest in the world.
#96940
A
to be developed; whose
B
to develop; which
C
to developing; whose
D
to developing; which