About ____ gene-targeting drugs are already in testing pipeline. It won’t be long ____ they are put into effect.
#14064
A
two dozen; before
B
two dozens; that
C
two dozens of; before
D
dozens; that
推荐题目
 The child _______toothpaste out of a tube, ________it to the toothbrush and began to brush her teeth.
#12957
A
applied…squeezed
B
squeezed…applied
C
pressed…put
D
stressed…place
Why are you leaving right now? You promised to stay ____ hours.
#14135
A
both two
B
more two
C
two another
D
another two
I’m living in the apartment nearby. Come and see me whenever________.
#12938
A
it is convenient
B
you are convenient
C
you have convenience
D
there is convenience
We most prefer to say yes to the ______ of someone we know and like.
#10581
A
attempts
B
requests
C
doubts
D
promises