导尿管以法制(F)为计量单位,以21F为例,其周径为21mm,直径则为____mm。
参考答案:7mm
根据句意和首字母提示补全单词。
1. Father often w______ me not to play ball games in the street.
2. Today I want to play football i______ of playing basketball.
3. There is a boy sitting on the e______ of a bed.
4. A c______ driver is a danger to us all.
5. It was midnight, but her husband had not come back yet .She was worried about the s______
of her husband.
6. It's nothing s______. She's only too tired.
7. Luckily,the man was not badly hurt in the a______.
8. Last week I had a cold, and it took me three days to r______
在英国,执政党通常被认为是在()选举中获胜的政党。
A.总统
B.下议院
C.上议院
D.议会两院