______ example of John shows that ______ knowledge of first aid can help a lot.
| A．The; a | B．An; 不填 | C．An; a | D．The; 不填 |
People in the west make ____ a rule to buy Christmas presents for their relatives and friends.
| A．it | B．that | C．this | D．as |
--- What are you going to do tomorrow?
--- I will go _____ with my friends on the lake.
| A．hunting | B．shopping | C．shipping | D．boating |
You _____ practise the drums while the baby is sleeping.
| A．needn’t | B．mightn’t | C．mustn’t | D．won’t |
After the new equipment was introduced，they produced ________machines this year as the year before.
| A．as twice many | B．as many twice |
| C．twice as many | D．twice many as |
He is famous both ______ a nov
elist and a poet but he is more famous ______ his novels.
| A．for; as | B．with; for | C．as; for | D．like; as |