Using a telescope we could see that something .
#102178
A
is happening
B
happened
C
would happen
D
was happening
推荐题目
---Do you live in Athens? ---No, we ___ it for the Olympics as well as holidays.
#104821
A
just visit
B
have already visited
C
just visited
D
are just visiting
Nick is looking for another job because he feels that nothing he does_______ his boss.
#100926
A
serves
B
satisfies
C
promises
D
support
(2014·北京四中3月模考)It is well known that knowledge is________treasure house，but practice is________key to it.
#99126
A
a；the
B
the；the
C
a；/
D
/；the
The climbers succeeded in climbing to the top of the mountains, and they owed their success to the preparations they ______.
#99263
A
make
B
had made
C
made
D
have made
--David, are you 1istening to me?--Sorry, Dad. I _______ to make sense of what the reporter said.
#100634
A
was trying
B
have tried
C
am trying
D
tried