The teacher began by____us where the city was and went on____about its historyA.telling...to talk B.to tell...to talkC.telling...talking D.to tell...talking答案应该选A.为什么不选C?请说明原因,

Our teacher will return by the time school( ) A.will begin B.began C.is beginning D.begins When spirited by the teacher,the discussion began to among the students.A.sprang up; B.jump up;on fire; D.spring up At the age of 18 he began to work__a teacher in a country school.A.as B.by C.in D.at The teacher's_______(face/eye/mouth)began to shine the concert began to a pice by an unknow composer. The teacher came in.The class began at once.合并为一句The teacher came in.The class began at once.变为 The class began ______ ______ ______ the teacher came in. The teacher……变成被动语态后是by the teacher还是by teacher the teacher showed the student a word ()a'A begins with B beginning withC began withD began at My brother began to work when he was sixteen. My brother began to work ---- ---- ---- ---- sixteenHe is the oldest teacher in the school.He is ----- ---- ---- ---- teacher in the school. Greatly encouraged by what the teacher The comment given by the teacher还是the comment was given by teacher为什么 We didn't know the new teacher,so he ______ himself before the class began. The teacher _____the papers and the test began A gave out B gave away In came the teacher and the class began.没有倒装之前的句子是怎样的? “It is time that we began our class,”said the teacher.请问为什么是虚拟语气? We began the meeting after our teacher came back 同义句 不用start _____(feishten)by the accident,the little girl began to cry. 英语翻译tapes3.by asking the teacher for help4.by reading the textbook5.by making vocabulary lists