这里应该填什么?there ＿＿ (be) four buildings built already in our school应该是have been还是has been?

请问这里应该填什么?there ＿＿(be) four buildings built already in our school应该填have been还是has been? 这里应该填什么?there ＿＿ (be) four buildings built already in our school应该是have been还是has been? There be some tea in the cup.这里的be动词填什么?为什么? -Listen There is a strange noise over there.―T-Listen There is a strange noise over there.―There ＿some dangerous animals .Let's run away.A.will be B.could be C.will have D.might be 应该选什么?这里的B和D有区别吗? There ___has been_______ great changes in our country since 1979.(be)这里填has been对吗?应该用完成时吧? 'I ___never __(be) there before.How about you?' asked Sam.‘I___ (be) there once.__应该填什么? 英语高手们,help me with my English 这个什么won not是什么还有用法There ____(not be) a new film in the cinema tomorrow这里应该填won not be 这个是什么我还没学 There will be many trees ______( plant) next month.应该填什么形式? Are there going to be any young trees soon?Yes,_._里面应该填什么? ___ (be)there a fly on the table just now?横线上应该填什么呀? 这里应该填什么诗词名句? eat t____ .这里应该填什么词 初一数学这里应该填什么 There ( ) some people under the big tree.括号里应该填什There ( ) some people under the big tree.括号里应该填什么be动词 There ------great changes in our country in the past few years.there be 句型,横线上应该填什么 一个 there be ：there will be ________(rain) tomorrow.这里填rain 还是 a rain thanks! There will be less pollution （ ） the air.这里要填什么,A.on B.in C.for there be句型应该用什么时态?