It’s said that scientists have ________ a way to deal with the serious disease
#41866
A
caught up with
B
come up with
C
agreed with
D
compared with
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The volunteers __ a lot of help to the community for nearly ten years.
#41617
A
offered
B
will offer
C
are offering
D
have offered
It’s four o’clock in the afternoon. The boys __ in the pool.
#41532
A
is swiming
B
are swiming
C
are swimming
D
is swimming
Please be quick, or we will have no time ____ lunch. 
#40631
A
to have
B
having
C
on having
D
have
Mr. White _____in that city since he moved there thirty years ago.
#41515
A
lives
B
lived
C
was living
D
has lived