is to visit China____ third time.A不填 B.a C.the .答案给的B,为什么是B?C哪里错了?

Amy is going to visit her Amy is going to visit her uncle Is Taipei a good place to visit? Welcome to china___（ ） A:Thank youWelcome to china___（ ）A:Thank you B:Don't say that C:NO.thanks D:That sounds boring he is going to visit the museum this saturday?is going to visit the museum 提问 This is my________time to visit Shanghai.(onThis is my________time to visit Shanghai.(one) Mark Twain wrote the book同义句Mark Twain___ ___ ___ of the bookDo you have a favourite band同义句____ _____ a band___ ______ ____?his first visit to China was in 2000.he_____ China___ ___ ___ ____in 2000.She sat nearest to the doctor's door___ -Is this your_______(one)visit to Beijing?-Yes,it is. He is on a visit to our city.He is a ____(visit). The zoo is an interesting place to _____.A.visit B.visit to C.Visits D.Visit for He is (p ) to go to Beijing for a visit. 改错he is sure to visit you when he is convenienthe is sure to visit you when he is convenient she is going to visit her grandparent.(提问 visit her grandparent)she is going to visit her grandparent.(提问 visit her grandparent) ''Lily'' is going to visit England.（就画线部分提问）____is going to visit England. April is a good time ____my hometown A.visit B.to visit C.TO visiting sam is going to paris ____________.A.to visit friends B.for visit friends为什么 It is their time to visit the Summer Palace中to visit在句中做什么? sam is going to paris ____________.A.to visit friends B.for visit friends