In the past 5 years a great deal of money _____ improving the environment of the school.
#103617
A
is spent
B
has been spent
C
was spent
D
had been spent
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—Hi, Jack! When did you arrive in Berlin?—Last weekend .I a different culture since then.
#101417
A
was experiencing
B
will be experiencing
C
have been experiencing
D
had been experiencing
I walked slowly through the market, where people all kinds of fruits and vegetables. I studied the prices carefully and bought what I needed.
#100552
A
sell
B
were selling
C
had sold
D
have sold
Visitors ______ not to touch the exhibits.
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A
will request
B
request
C
are requesting
D
are requested
Scientists still wonder whether cloning will help or harm us and where it ____ us.
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A
has led
B
is leading
C
had led
D
would lead
Mr Smith suggested the problem worth paying attention to ________ at the meeting.
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A
should discuss
B
was discussed
C
being discussed
D
be discussed