问题

the high-speed train crash, Chinese President Hu Jintao and Premier Wen Jiabao _____ “all-out efforts” to rescue injured passengers.

A:called on
B:called for
C:called up
D:called out;

正确答案是：

同类题型

You are lucky enough to escape ______ after making such a mistake.

Many people dream of having cars of their own. However, others strongly________ developing private cars.

Listen! His family must be quarreling, _____?

______ at the door before entering please

Waste paper shouldn’t everywhere. We should keep our school clean.