The stadium which is being built in our city for the next Asian Games will be _____ the old one.
| A．twice as big as | B．as twice as bigger |
| C．as bigger as twice | D．twice as bigger as |
—Is Jason all right? He looks so tired!
—Not sure. He __________ deep into the night yesterday. He's having an exam soon.
| A．may have studied |
| B．should have studied |
| C．might study |
| D．must have been studying |
He didn't visit his parents living in Toronto regularly, only __________.
| A．again and again |
| B．time and time |
| C．now and then |
| D．since then |
To stay safe in the forest at night, we should try hard to keep the fire __________.
| A．burning |
| B．burnt |
| C．to be burning |
| D．being burnt |
The soldiers went on to the next village __________ the heavy rain.
| A．with despite |
| B．in spite of |
| C．even if |
| D．in case of |
—Tony, come down and help me with the heavy box!
—Come on! I__________ all day long. Get Peter to do that!
| A．work |
| B．had been working |
| C．had worked |
| D．have been working |