The bus is coming. Be careful when you _____the bus.
#52260
A
get on
B
get over
C
get up
D
get down
推荐题目
Nick and Pat often ______ e-mails ______ each other.
#62931
A
writes / x
B
write / x
C
write / to
D
writing / to
—Why do you look so tired?—Because we ________ for three hours without stopping.
#52803
A
work
B
worked
C
have worked
D
were working