There are four _____ on the floor.[ ] A._爱下问搜题

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问题选择题

There are four _____ on the floor. [ ]

A. pair of red shoes

B. pairs of red shoe

C. pairs of red shoes

D. pair of red shoe

答案

答案：C

选择题

We can't ____ one to change the habits of a lifetimein a short time. [ ]

A. hope

B. wait

C. expect

D. imagine

问答题简答题

原料泵突停如何处理？