--- Does Li Hua serve in the army?---No, but he________ in the army for three years. 
#100952
A
served
B
has served
C
is serving
D
would serve
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—Hey! What's the rush?—The plane ________ at 4∶00 and I need to see my uncle off.
#101263
A
takes off
B
will take off
C
has taken off
D
took off
His work was_____by his boss.
#102022
A
high thought
B
high thought of
C
good thought
D
well thought of
The environment will be further polluted unless some measures _____.
#100612
A
are taken
B
will be taken
C
are being taken
D
should be taken
Nobody wants to___________ especially in public.
#101648
A
make fun of
B
be made fun of
C
making fun of
D
made fun of