问题标题:
1.HeisthemancalledBob.(改为定语从句)Heistheman_________Bob.2..乒乓球运动有一百多年的历史了.Thesportofping-pongis_________yaersold.3.你知道网球运动是何时发明的吗?Doyouknowwhenthesportof
问题描述:

1.HeisthemancalledBob.(改为定语从句)

Heistheman_________Bob.

2..乒乓球运动有一百多年的历史了.

Thesportofping-pongis_________yaersold.

3.你知道网球运动是何时发明的吗?

Doyouknowwhenthesportoftennis______?

4.-Excuseme.isthelibraryopenallday?

-___.onlyfrom9a.m.to4p.m.

A.sorry,I'mafraidnotB.that'srightC.yes,ofcourseD.sorry,I'mnotsure

5.wasthemachineinventedbyTom?shewasn'tsure.(合并为一句)

shewasn'tsure___themachine_________Tom.

6.whatdopeopleusethepentodo?(改为被动语态)

what__thepentodobypeople?

顾平回答:
  whoiscalled   morethan100   wasinvented   A   whether(if) wasinventedby   is used
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