问题

Don’t use water to put out the fire if oil catches fire. As is known, oil ________ float on water.

A:shall
B:must
C:may
D:will

正确答案是：

同类题型

generally believe that women are more emotionalthan men, but in my experience that often is not the______.

We will build a subway(地铁) in Taizhou before 2015.— Wow, ________________!

Now, young people chat online talk with each other face to face.

Every means has been _______. No one iseffective.

I can’t believe that there are _____ many poor peoplein ____ a rich country