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初二英语 17单元复习要点(六)

101. in the open airoutside the house. 在户外 They are dancing in the open air.

102. Whatfor?why…?为何目的 What do you do that for?Why do you do that?

103. Another+单数名词= one more+单数名词:指多个中的“再一,又一”多用于购物或做客时对话。 Would you like another apple? I dont like this pen. Please show me another.

104. the other+名词单数或复数:指两者(两部分)中的“另一个”或“另一些”或“其余的” I have two pencils. One is red, the other is yellow. There are 56 students in the class. Two of them are from Japan, the others are from China.

105. tell a story讲故事 My grandma often tells me stories after supper.

106. wait for sb./ sth等候某人/某物 Who are you waiting for? He is waiting for Mr. Lin.

107. cant wait to do sth.迫不及待地做…… I cant wait to open the box.

108. wait a minutewait a moment.等一会儿

Have to must

用法 客观因素促使某人“不得不做某事” 主观认为必须做某事

形式 有人称、数和时态的变化 没有人称、数和时态的变化

句式肯定句:主语+ have/ has to+动词…主语+ must+动词…

否定式:主语+ dont/ doesnt have to+动词主语+ mustnt+动词原形…

疑问式: Do/ Does+主语+ have to+动词… Must+主语+动词? Yes,… must./ No, needn

Dont have toneednt不必,无需 Mustnt禁止,不许,不准

109. live on a farm/ the second floor.住在一/二楼

110. live in the country/ the city/ the tall building住在乡下/城里/高楼里

111. feed the animals on/ with sth用……喂养 What do you feed the cows on/ with?

112. feed sth to the animals把……喂给 She feeds grass to the cows.

113. My job is to feed the animals. 注意:动词不定式作表语。

114. hear sb. 听见某人 Can you hear me clearly?

115. hear that+主谓句。听说…… I hear that there is a dolphin show there.

116. hear sb. do sth. 听见某人做了某事。强调听到了动作的全过程。

117. hear sb. doing sth.听见某人正在做某事。强调动作正在进行。

比较: I hear her singing in the next room.我听见她正在隔壁房间唱歌。

I often hear her sing in the next room. 我经常听见她在隔壁房间唱歌。

I heard her sing a song in English. 我听见她用英语唱了一首歌。

类似 hear的动词还有 see, watch, feel等。

118. play with玩耍,玩弄 Dont play with the cat any more. Dont play with fire.

Play football.踢足球 Play cards打牌. Play chess下棋. Play tennis打网球.

119. Grow rice and wheat.种植水稻和小麦

120. useto do…用…来做… We use the lift to go up and down.We go up and down by lift.

I use a pen to write a letter.I write a letter with a pen.