Years ago we didn’t know this , but recent science______that people who don’t sleep well soon get ill.
#103776
A
showed
B
has shown
C
will show
D
is showing
推荐题目
---Mom, can we move into our new house this weekend? ---No, it _________.
#102404
A
is painted
B
is painting
C
was painted
D
is being painted
The telephone _______, but by the time I got indoors, it stopped.
#104961
A
had rung
B
was ringing
C
rings
D
has rung