问题

The safety of food has become one of the _________ problems in our daily life.

A:OK, I will
B:Sorry, I will
C:That’s all right
D:Sorry, I won’t;

正确答案是：

同类题型

My brother _____ the Youth League since 1990

Did youmeet with the famous star—______ Ihad come here earlier.

Tom likes _____ .He is a good _______.

下列各项都属于元音字母的是___________。

pples________, as an experiencedfarmer once told.