Before you visit Mr zhang this afternoon,__ that he will be at home.答案是选A.making sure 还是B.make sure 看上去，选B更好，祈使句。但是选making sure 动名词作主语，在语法上说也没错吧。

Do you know when Mr.White will visit us?还是when will Mr.White visit us? This is Mr.White's _____ visit to Beijing.He has been there twice before. 选择+填空1.How long have you been here?_ last monthA.for B.until C.before D.since2.How do you like Beijing,Mr.Black?OH,I _ such a beautiful cityA.don't visit B.didn't visit C.haven't visited D.hadn't visited3.Miss Brown _ to the Great Wall twiceA Mr.Brown wants____(visit)China? Mr Read is a ( )(visit) Have you met Mr Li____?A:just B:ago C:before D:a moment ago have you met Mr.Li A just B ago C before D a moment ago Before you visit Mr zhang this afternoon,__ that he will be at home.答案是选A.making sure 还是B.make sure 看上去，选B更好，祈使句。但是选making sure 动名词作主语，在语法上说也没错吧。 Do you know _______?A.who will visit Mr Black B.how soon will Mr Black come backDo you know _______?A.who will visit Mr Black B.how soon will Mr Black come backC.when was Mr Black from D.where did Mr Black find his key Do you know _______? A.who will visit Mr Black B.how soon will Mr Black come backDo you know _______?A.who will visit Mr Black B.how soon will Mr Black come backC.when was Mr Black from D.where did Mr Black find his key it's good to find out about a place you are ging to visit before you go there .的意思 What did you visit the day before yesterday?这里为何不能用where,参观了哪里,而是用what? Where did you visit? 3、Have you met Mr Li ______?　　A.just B.ago C.before D.a moment ago 说结果,讲道理!3、Have you met Mr Li ______?A.just B.ago C.before D.a moment ago before you die you mr wu ()see the film before The film is the most interesting one that I have ever seen.(改为同义句）I have _ seen _ _ interesting film before.Mr Chen is visiting England these days..(改为同义句）Mr Chen is a visit _ England these days.Mr Chen is visiting England the