The visitors were surprised to see so many buildings going up at the same time.为什么用going up形式

The films were in Su Hai bag just now.改错 The students ________ an English class when the visitors came.were having are havingThe students ________ an English class when the visitors came.were havingare having The visitors were very interested in the _____ in the museum.(display) The heavy snow kept the visitors staying on the top of the mountain.The visitors were stopped _______ _______ the top of the mountain,同意句转换,速度 The heavy snow kept the visitors staying on top of the mountain.(保持句意)The visitors were stopped____ _____ the top of the mountain. One of the visitors _______ ill yesterday.A.was B.were 应该选哪个? Visitors were amazed at the achievements in the car manufacture of the city during the past ______. Visitors were _____at the _______changes in the car manufacture of the Yangzhou City during the past decade.(amaze) SAT OG上的一句话,如何翻译?The villagers found the visitors as fascinating as their customs were mystifying. The visitors were surprised to see so many buildings going up at the same time.为什么用going up形式 the visitors found that the old___well cared for in that village.A.were B.was C.are D.is the were （）by the strange visitors.A sent away B sent back C sent down D sent for. Visitors from different countries were greatly impressed by the Palace Museum,___they learned muchabout China.where which 同意句改写The heavy snow kept the visitors staying on the top of the mountain.The visitors were stopped ______ ______the top of the mountain.应该老简单的可是我想不出来 the heavy snow kept the visitors staying on top of the mountain 同义句怎么改?the visitors were stopped __ __the top of the mountain.中间只有两个空... Visitors were amazed at the achievements in the car manufacture of the city during the past ______.a、bunch b、 present c、 relation d、 decade The visitors were not familiar with the plants,so they couldn't_____ one from anotherA.talk B.speak C.say D.tell the visitors found that the old----well cared for in that villagea.were b.was c.are d.is请告诉我为什么选择这个的理由,