16世纪欧洲发生巨大变化的根本原因是A.资本主义萌芽的产生和发展 B手工工场的出现C.新航路的开辟 D.文艺复兴
How long is it since he _____this school?
He _____for three years.( )
has left; has left
left; has been away
leaves; has left
The lights is on.When you leave,please _____.
OK,I won't forget ____it.( )
turn it off; to do
turn off it; doing
turn on it; to do
It takes me half an hour _____playing the piano.How about you?
I usually spend 20 minutes ____it.( )
practicing; on
to practice; in
to practice; on
Someone is knocking at the door,Is it Tom?
It _____him.He has gone to Beijing.( )
may not be
can't be
mustn't be
The weather in Qiqihar is colder than ____in Shanghai.( )
those
it
that