低钾血症的病人,补钾后病情仍无改善时,应首先考虑缺乏()
A.镁
B.磷
C.钠
D.氯
E.钙
参考答案:A
非全日制用工是指以小时计酬为主,劳动者在同一用人单位一般平均每日工作时间不超过4小时,每周工作时间累计不超过()小时的用工形式。
A.20
B.24
C.28
D.30
句型转换。
1. Mr. Green likes playing tricks on others. (同义句)
Mr. Green likes playing _______ _______ on others.
2. Christmas Day is December 25th. (对划线部分提问)
______ ______ Christmas?
3. He comes back. I tell you at once. (改成条件状语从句)
If he _______ back, I ______ you at once.
4. I found many candies and toys in it. I got up in the morning. (用when合并两个句子)
________________________________________.
5. Is there any interesting festival in your hometown? (作肯定回答)