There is no doubt _____ China has made rapid progress in space exploration.
#94092
A
whether
B
that
C
which
D
who
推荐题目
The driver drove __ hit a big tree and the car came to a stop. 
#94564
A
too carelessly to
B
carelessly enough to
C
so carelessly that he
D
so careless that he
Only after the woman had her own child, _____ how difficult it was to be a mother.
#93519
A
did she realize
B
realized she
C
does she realize
D
she realized
______and I’ll get the work finished.
#92863
A
Have one more hour
B
One more hour
C
Given one more hour
D
If I have one more hour