Her best friend Lily is ______ her and helping her. [ ]A. staying B. st

题型：同步题难度：来源：

Her best friend Lily is ______ her and helping her.   [     ]
A. staying
B. stay with
C. staying with
D. stays with

答案

举一反三

Be quiet, please! Your grandfather _ in the room. He is tired.[ ]
A. sleep
B. sleeps
C. is sleeping

题型：同步题难度：| 查看答案

It"s four o"clock in the afternoon. The boys _ at the pool.[ ]

A. is swimming
B. are swimming
C. swim

题型：同步题难度：| 查看答案

Look! The workers a new bridge now. The traffic in Changchun will be better soon.[ ]
A. build
B. are building
C. built
D. were building

题型：同步题难度：| 查看答案

—Where is Mr Black? I can"t find him.
—Oh, he his car behind the house now.[ ]
A. washed
B. is washing
C. will wash
D. has washed

题型：同步题难度：| 查看答案

Look! A group of children _ a good time by the sea.[ ]

A. have
B. is having
C. has
D. are having

题型：同步题难度：| 查看答案