We had some visitors__(observe) our teacher’s class this morning.哪种形式?为什么?

Some visitors are coming to our school s____next month,so we must get ready for it. We had some delicious local food. we had some milk yesterday.改成疑问句 We had some pleasant e________on our trip. some foreign visitors什么意思 we must ____ friendly____ visitors We also had about ninety thousand visitors use our bikes. use 是不是应该用 using 来替换啊.为什么 we will shown around the city :school ,museums,and some other places'____pther visitors seldom goWhat which Where when We had some delicious food this morning.改为一般疑问句 We had some delicious food this morning.改为一般疑问句 we had some work to do last Sunday一般疑问句 On Tuesday we had some tasty fruit.是什么意思 We don't know _ of the visitors here; we only know some.A.everyone B.every one C.anybody D.each one 排顺序some,when,we,we,were,had,in,seafood,Hainan排顺序 some,when,we,we,were,had,in,seafood,Hainan____________________________________________ 15.The number of the visitors,( ) we had expected,was well over two hundred.A、 that B、 where C、 who D、 as We will be shown around the city：schools,museums,and some other places,____other visitors seldom go． A：what B：which C：where D：when Well be shown around the city;schools,museums and some other places,___ other visitors seldom go.A.whatB.whichC.whereD.when We will be shown around the city:schools,museums,and some other places,_____ other visitors seldom go.A.what B.which C.when D.Where