Many parents prefer kindergartens to spend more time teaching math and Chinese to help their kids _______ an early lead in primary school performance.
#99877
A
bring up
B
take up
C
build up
D
add up
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Mary went to the box office at lunch time, but all the tickets __________ out.
#101058
A
would sell
B
had been sold
C
have been sold
D
was selling
Playing computer games ______ much of his time.
#99808
A
picks up
B
takes up
C
gets up
D
comes up
---The window is dirty.----I know. It ______ for weeks.
#101155
A
hasn’t cleaned
B
didn’t clean
C
wasn’t cleaned
D
hasn’t been cleaned