Cathy kept the children ______ with stories, songs and drama all day long. The children thoroughly enjoyed themselves.
| A．entertain |
| B．to entertain |
| C．entertained |
| D．entertaining |
Native English speakers can understand each other __________ they don’t speak the same kind of English.
| A．as if | B．even if | C．if | D．unless |
Although I try to talk to my classmates, I still find _______ hard to make good friends with them.
A. them B. they C. it D its
It was the first time that I_____________ the night face to face .
| A．had seen | B．have seen | C．saw | D．see |
________________, I was so careless that it got loose and was hit by a car.
| A．While I walked the dog | B．While I walking the dog |
| C．While walking the dog | D．While I am walking the dog . |
语音：请选出每组中下划线字母发音不同的单词（共5小题；每小题1分，满分5分）。
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