I'm sorry for that. _____ arrived earlie

题型:选择题

问题:

I'm sorry for that. _____ arrived earlier, nothing _____ to your kids. [ ]

A. If I have; will happen

B. If I had; would happen

C. Had I; would have happened

D. For I had; happened

考点:部分倒装虚拟语气
题型:选择题

能飞行的动物中,种类数量和个体数量最多的是鸟类.______.

题型:选择题

设备的润滑三级过滤是()、油壶、加油点。

题型:选择题

如果一个角的两边与另一个角的两边分别垂直,那么这两个角的关系是______.

题型:选择题

—My sister looks very upset. What should I do?

—I think she      happy if you ____a surprise party for her .

A.is; have

B.will be; will have

C.is; will have

D.will be; have

题型:选择题

若在窗体设计过程中,命令按钮Command0的事件属性设置如图所示,则含义是()。

A.只能为“进入”事件和“单击”事件编写事件过程

B.不能为“进入”事件和“单击”事件编写事件过程

C.“进入”事件和“单击”事件执行的是同一事件过程

D.已经为“进入”事件和“单击”事件编写了事件过程

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