---Look! _________ clean the classroom looks ...

—Look! How clean the classroom is!

—Yes. I’m sure someone 　　　　　 it up.

A. cleans　　 B. is cleaning　　 C. will clean　　 D. has cleaned

九年级英语单项填空困难题查看答案及解析

—Look! _________ clean the classroom looks !

—Yes. I’m sure somebody _______ it up.

A. What, has cleaned B. How, has cleaned

C. What, cleaned　 D. How, cleaned

九年级英语单项填空简单题查看答案及解析

---Look! _________ clean the classroom looks !

---Yes. I’m sure somebody __________ it up.

A．What , has cleaned

B．How , cleaned

C．What , cleaned

D．How ,has cleaned

九年级英语单项填空中等难度题查看答案及解析

—Look! What a nice classroom!      — Yes, it ________ every day.

A. is cleaning                   B. has cleaned      C. is cleaned

九年级英语单项填空中等难度题查看答案及解析

—Look. What a nice classroom!　　

—Yes, it ______ every day.

A.cleans B.was cleaned C.is cleaned D.has been cleaned

九年级英语单选题中等难度题查看答案及解析

Look, the classroom is so clean. Someone must ________ it.

A.clean B.have cleaned C.cleaned

九年级英语单选题中等难度题查看答案及解析

--Look! Someone　　　　　 the classroom.

--Well,it wasn't me. I didn't do it.

A. is cleaning　　 B. was cleaning　　 C. has cleaned　　 D. will clean

九年级英语单选题中等难度题查看答案及解析

–Look! Someone _____the classroom.

-Well, it wasn’t me, I didn’t do it.

A. is cleaning　　 B. was cleaning　　 C. has cleaned　　 D. will clean

九年级英语单项填空中等难度题查看答案及解析

—Look, someone ________ the classroom.

—Well. It wasn’t me. I didn’t do it.

A.is cleaning B.was cleaning C.has cleaned

九年级英语单选题中等难度题查看答案及解析

—Look! _____ clean the river looks !　　 —Yes. I’m sure somebody _____ it up.

A. What; has cleaned　　 B. How; has cleaned

C. What; cleaned　　　 　　 D. How; cleaned

九年级英语单项填空中等难度题查看答案及解析