The girl sitting next to me on the plane was very nervous, for she before.
| A．hasn’t flown | B．hadn’t flown |
| C．didn’t fly | D．wasn’t flying |
—Why was he late for school?
— ________his bike was broken on the road.
| A．Since | B．Because |
| C．As | D．Because of |
This piano is too big. Can you make ________ for it?
| A．a space | B．some spaces |
| C．some more rooms | D．some space |
There was _______terrible earthquake in 2011 in Japan! It killed _______ people.
| A．/, thousands of | B．/, thousand |
| C．a, thousands of | D．a, thousands |
There __________ some children in the painting room. They are studying painting.
| A．is | B．are | C．am | D．was |
The geography teacher told us the earth________ bigger than the moon.
| A．is | B．was | C．isn’t | D．wasn’t |