We are doing our best __ the old buildings in the city.A.protecting B.to protect C.protectsD.protect

We are busy doing our homework.改为同义句 We are （）（）our homework We are doing our homework.（doing our homework划线）划线提问回答一下 we are doing our homewoke now 怎么改为一般疑问句 we are doing our homework at home改成一般疑问句 We are doing our homework now.改为一般疑问句 We are doing our homework at school改为一般疑问句 We are doing our homework 根据问句选泽答句 We are doing our homework.中doing是助动词?还是现在分词 we are doing our homework 里面的our 对吗,还是用my what are we doing We are doing _____.[ ] A.our homework B.We are doing _____.[ ]A.our homework B.my homework C.one's homework D.homeworks we are doing our homework now(用tomorrow 改写句子)we ____ ____ _____ ____ our homework tomorrow We are doing our homework at seven.(改一般疑问句） we are often doing?do? What Are We Doing 歌词 we're doing our homework,一般疑问句 ________________?We aren’t doing our homework. we should cast our eyes on doing.