Many questions have been answered by John. He must have previewed the lessons last night, ____ he?
| A．needn’t | B．hasn’t | C．didn’t | D．mustn’t |
From Mum’s love, patience and understanding, I have learned what a huge responsibility ___ is to raise a child.
| A．it | B．that | C．this | D．one |
, we lack practice and experience nowadays in dealing with the complicated
economic situation.
| A．Luckily | B．Previously | C．Doubtfully | D．Indeed |
Last month, our English Department invited a local radio star toa public lecture on
the topic of media influence on society.
| A．communicate | B．demand | C．deliver | D．converse |
Soon, his warm, inviting smile put me, and spent the next two hours talking casually.
| A．at attention | B．at ease | C．at best | D．at a loss |
John seemsto sit in front of the television all night.
| A．content | B．easy | C．cozy | D．comfortable |