The firemanto climb the ladder,a widow on the first floor,and _the building.A.wantched;broke;entered B.han been watched;breaking;enterC.was watching;breaking;entering D.was watched;break;enter

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The fireman____to climb the ladder,____a widow on the first floor,and _____the building.A.wantched;broke;entered B.han been watched;breaking;enterC.was watching;breaking;entering D.was watched;break;enter
The fireman____to climb the ladder,____a widow on the first floor,and _____the building.
A.wantched;broke;entered B.han been watched;breaking;enter
C.was watching;breaking;entering D.was watched;break;enter

The fireman____to climb the ladder,____a widow on the first floor,and _____the building.A.wantched;broke;entered B.han been watched;breaking;enterC.was watching;breaking;entering D.was watched;break;enter
D 句子的意思为人们看到消防员爬上梯子,打破了一楼的窗户并进入了大楼.句中强调人们看到消防员的动作,应该用被动语态,因为消防员是被看到……的,break和enter这两个动词前面省略掉了was watched to,所以后面用动词原形.

选D,使用的句型是：sb. be wathced to do sth.

The fireman____to climb the ladder,____a widow on the first floor,and _____the building.A.wantched;broke;entered B.han been watched;breaking;enterC.was watching;breaking;entering D.was watched;break;enter the leadergd and cl 音乐发给我谢谢英语翻译Comparison of CL signals of the cationic conjugated polymer' s monomer and the cationic conjugated polymer PMNT in the luminol–H2O2 CL reaction. cl 氢化物 r(Cl) CL是什么意思 CL 是什么意思 type Status report的中文type Status reportmessage /wzcx-cl.aspdescription The requested resource (/wzcx-cl.asp) is not available.--------------------------------------------------------------------------------快为什么cl-半径大于cl -cl和cl离子区别? Cl Cl Cl Al Al ClCl Cl ClAl AlCl Cl Cl怎么点啊 Sandy and Millie are in the Reading Cl是改为同意句。Sandy and Millie are __ __the Reading Club 英语翻译it can be envisioned as a coulombic attraction between the positively charged nuclei and the negatively charged shared electron pair localized between the two Cl atoms cl开头英语单词英语单词开头cl Cl与Cl-的半径大小对比 cl-和cl的半径大小 Cl与Cl-半径大小关系? CL是什么的缩写?街球队CL