(单选题)48: – Have you visited Xi'an? – Yes, I ( ) there many times. A: go B: have been C: went to ...
(单选题)47: If you're going to come, please let me know ( ). A: before B: in ahead C: in advance ...
(单选题)38: Do you know whether he is on holiday or ( )? A: in business B: on business C: to work ...
(单选题)30: Did you enjoy ( ) when you stayed in Beijing? A: you B: yourself C: your ...
(单选题)28: You don’t come and see me like you ( ). A: did B: are used to C: used to ...
(单选题)26: I'll go and see you ( ) I'm in England. A: while B: until C: before ...
(单选题)20: Have you ( ) seen a tiger? A: over B: just C: ever ...
(单选题)10: As ____ as I am ____, I don’t care what you do. A: long…concerned B: long…concerning C: far…concerned D: far…concerning ...
(单选题)8: Can you help me to clear ( ) my desk? A: away B: out C: up ...
(单选题)7: Send me an email ( ) you arrive in Beijing. A: while B: when C: if ...