Fever is a ________of many illnesses. So I suggest you take it seriously and see a doctor as soon as possible.
| A．message | B．symptom |
| C．label | D．clue |
It's the first time that he has been to Australia，________？
| A．isn't he | B．hasn't he | C．isn't it | D．hasn't it |
You and I could hardly work together，________？
| A．could you | B．couldnt' I |
| C．couldn't we | D．could we |
He must be helping the old man to water the flowers，________？
| A．is he | B．isn't he |
| C．must be | D．mustn't he |
I told them not everybody could run as fast as you did，________？(2011·重庆)
| A．could he | B．didn't I |
| C．didn't you | D．could they |
It was from only a few supplies that she had bought in the village ________ the hostess cooked such a nice dinner.
| A．where | B．that | C．when | D．which |