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问题 单项选择题

网上账户挂失与口头挂失效力等同，在办理网上挂失（）日后自动失效。为了保证资金安全，客户在办理网上挂失后须持本人有效身份证件到兴业银行开户网点办理书面挂失手续。

A.1

B.3

C.5

D.7

答案

参考答案：C

填空题

用mustn't 或must完成句子。

1.Cars, buses and bikes ______ go when the traffic light is red.

2. The flowers______be watered every day, or it'll die.

3. No matter who wants to come in,he ______ knock on the door first.

4. You must speak to the old politely, ______you?

5. The children ______swim in the lake. It's not safe.

6. I haven't seen Alice several years. She ______be a big girl.
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单项选择题 A1型题

3价砷在体内主要在什么部位蓄积（）

A.心脏

B.脾脏

C.毛发、指甲

D.骨骼

E.肌肉
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