1.Can you see a dog lying (lie)behind the door?
知識點：see sb.doing sth.看見某人正在做某事 see sb.do sth.看見某人做某事
2.When does she join (join)the national team?
知識點：join是動詞,所以要加助動詞does提問
3.He became (become)a movie star at the age of 17.
知識點："at the age of 17"這個詞組說明了已經(jīng)發(fā)生過,故用過去式
4.The pianist (piano)are all good at playing the piano.
知識點：根據(jù)題意,填寫單詞為鋼琴家的意思,又因為piano的名詞形式是pianist,所以填寫pianist
5.Don`t spend too much time watching (watch)TV.
知識點：spend sometime/somemoney doing sth.花多少時間/錢干某事 spend sometime/somemoney on sth.花多少時間/錢在某事上
6.The fish I bought is still living (live).
知識點：be動詞后加現(xiàn)在分詞.
7.When did they have (have) a party yesterday?
知識點："yesterday"表示昨天,也就是說是過去式,而有動詞"have",所以用助動詞do的過去式"did",又因為是疑問句,所以使用動詞原形
8.He is his grandpa's grandson (son)
知識點：根據(jù)題意,填寫“孫子”,即為"grandson"
9.Do you know some international (internation) sports stars?
知識點：名詞形式,常用.
10.When did he start (start)running last year?
知識點："last year"表示去年,也就是說是過去式,而有動詞"start",所以用助動詞do的過去式"did",又因為是疑問句,所以使用動詞原形
這是我做的答案,應(yīng)該不會錯.我覺得我都會,老師也都講過.你可以再看看.希望我能幫到你.