问题
                    
______ didyoustayintheUSA?—Forabouttenyears.[ ]
                            A:Howlong
B:Howoften
C:Howsoon
D:Howold
                        
                        B:Howoften
C:Howsoon
D:Howold
正确答案是:
                        
                        
                        
                    同类题型
                    She looks ________because she has a _______vacation.
Hi, Jim. Can you lend ______ your pen?—Sorry, I’m using it.
Daniel found ___ easy to finish writing the report on wildlife.
Great changes have taken place since then in the primary school _______I am studying.
Did Lisa sing _________Alice at the corner last night, Tim? ——Oh, it’s hard to say.