I believe that those mountains ________ with trees in a few years’ time. 
#102710
A
are covered
B
will be covered
C
are covering
D
will cover
推荐题目
Mr. Wang ____ two boys to send the sick boy to the nearest hospital
#101645
A
arranged
B
has arranged
C
had arranged for
D
has arranged for
— You look tired.— Yes. I ___ non-stop until 8 o’clock.
#102862
A
had worked
B
work
C
have worked
D
was working