. The train _____ for twenty minutes.
#41504
A
left
B
has left
C
is leaving
D
has been away
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He often        English with the classmates.
#39908
A
practice speak
B
practices speak
C
practices speaking
D
practice speaking
—Excuse me, Mum. When can we have dinner? —Not until it                in half an hour.
#39639
A
is prepared
B
will be prepared
C
had been prepared
D
was prepared