According to the statistics, listening to loud music at rock concerts ______ hearing loss in some teenagers in the past 2 decades.
#85876
A
have caused
B
caused
C
had caused
D
has caused
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A few of the young trees in Tangsa can be cut each year for firewood.The rest ________ to grow even taller.
#85589
A
left
B
will left
C
is left
D
are left
---Jane wasn’t in when Jack came, was she?---_____, but she returned a few minutes later.
#43471
A
No, she was
B
No, she wasn’t.
C
Yes, she was
D
Yes, she wasn’t.