In the world, more than 30% of schools do not provide safe drinking water ______ about 570 million children. ( )
A.withB.forC.towards
You are supposed tobow when you meet someone from Korea.( )
must
should
would
can
You speak too fast,Mr Lee.Most of us can't followyou.( )
look
listen
know
understand
Excuse me!Could you please tell me what time____Kaili?( )
the Greens left
did the Greens leave
the Greens leaves
will the Greens leave
There are____ people in Tom's family.They live on the____floor.( )
five;nineth
fifth;nine
five;ninth
fifth;ninth
The bus ____ for five minutes when Tim arrived at the station.( )
went
has left
had left
had been away