( )The little girl_____TV all day.She did nothing.A.keeps watching B.kept to watching C.keeps towatch D.kept watching The number of students in our school____(is,are)4000and a number of them ___(is,are)good at playing ping pong.
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![( )The little girl_____TV all day.She did nothing.A.keeps watching B.kept to watching C.keeps towatch D.kept watching The number of students in our school____(is,are)4000and a number of them ___(is,are)good at playing ping pong.](/uploads/image/z/10527649-25-9.jpg?t=%28+%29The+little+girl_____TV+all+day.She+did+nothing.A.keeps+watching+B.kept+to+watching+C.keeps+towatch+D.kept+watching+The+number+of+students+in+our+school____%28is%2Care%294000and+a+number+of+them+___%28is%2Care%29good+at+playing+ping+pong.)
( )The little girl_____TV all day.She did nothing.A.keeps watching B.kept to watching C.keeps towatch D.kept watching The number of students in our school____(is,are)4000and a number of them ___(is,are)good at playing ping pong.
( )The little girl_____TV all day.She did nothing.A.keeps watching B.kept to watching C.keeps to
watch D.kept watching The number of students in our school____(is,are)4000and a number of them ___(is,are)good at playing ping pong.
( )The little girl_____TV all day.She did nothing.A.keeps watching B.kept to watching C.keeps towatch D.kept watching The number of students in our school____(is,are)4000and a number of them ___(is,are)good at playing ping pong.
1.D
keep doing sth.持续做某事
而后面一句用的是一般过去时 did,所以keep 用过去式:kept
2.is; are
the number of ...的数量,用单数
a number of 很多,用复数
第一题选D,kept watching。
第二题填is,are
选D is are
D keep doing 一直做某事
The number of表量谓语动词用单数
a number of表数 谓语动词用复数