塑料门窗框与墙体间缝隙应用水泥砂浆填嵌饱满。表面应光滑、顺直、无裂缝。( )
参考答案:对
根据句意和汉语提示,填写恰当的短语完成下列句子。
1. In Switzerland it's very important to be _____ (准时).
2. They _____ (握手) and started a conversation at once.
3. Don't be angry with him. _____ (毕竟), he is still a child.
4. They don't usually have to _____ (做计划) to meet their friend
5. He lives near the city mall. We can _____ (顺便拜访他家) when we go there for shopping.
治疗氨基甲酸酯类农药中毒的首选药是()。
A.氯磷定
B.解磷定
C.双复磷
D.阿托品
E.亚硝酸钠