—Look! Somebody the sofa.
—Well, it wasn’t me. I didn’t do it.
A．is cleaning B．has cleaned C．was cleaning D．had cleaned
—Are you ready for Spain?
—Yes, I want the girls to experience that they’re young.
A．before B．until C．while D．since
I was told that there were about 50 foreign students Chinese in the school, and most were from Germany.
A．who were studying ; of whom B．who study; of them
C．studying; of them D．study; of whom
We haven’t settled the question of it is necessary for him to study abroad.
A．what B．whether C．that D．where
—Excuse me, I wonder if you can help me.
—Sure, ?
A．what is it B．what is this C．what help D．what do you want
The country has already sent up 3 unmanned spacecraft, the most recent at the end of last March.
A．was launched B．being launched
C．has been launched D．having been launched
