下列每组单词中,选出不同类一项。
(    )1. A. came     B. come  C. sing
(    )2. A. third     B. second   C. two
(    )3. A. his B. him    C. her
(    )4. A. in front of B. behind   C. first
(    )5. A. dancing   B. morning C. talking
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Mike was  swimming pool last afternoon.
A.onB.inC.at
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Mike was in the forest  his grandpa last week.
A.inB.atC.with
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We were  the classroom.
A.inB.atC.on
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Ann was  home last morning.
A.onB.inC.at
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改错。选出错误的选项并把正确答案写在横线上。
(    )1. Ken ison the moon last night.
A  B   C
(    )2. They wereon a spaceship.
A   B    C
(    )3. Where was you yesterday morning?
A B C
(    )4. He and Mocky werein Mars.
A   B    C
(    )5. Ann have a dreamyesterday evening.
A B    C
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They were  the moon.
A.inB.atC.on
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用正确的介词填空。
Kate: Jim, where were you yesterday?
Jim: I was 【小题1】 home.
Kate: Was your mother at home, too?
Jim: Yes, she was【小题2】 the kitchen. She cooked some food for me.
Kate: What about your uncle (叔叔)? Where was he?
Jim: Oh, I think he was 【小题3】 a spaceship. Because he is an astronaut. Where were you, Kate?
Kate: I was 【小题4】 school. I played basketball with Amy.
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Today it will be very cold _____strong northwest wind.
A.withB.andC.inD.of
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Jack is very busy, he _____ works ____ Sundays. ( )
A.usually; onB.like; ofC.play; inD.do; about
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