---David, could you tell me _________ the Olympics take place?
---Every four years. The 32nd Olympics will take place in Tokyo in 2020.
A. how far B. how long C. how much D. how often
--- The novel Gulliver’s Travels is very nice.
--- So it is. Could you tell me __________?
A. how long I can borrow it B. that I can borrow it
C. when should I return it D. if I can keep it for another week
一Waiter， $20 for dinner， right?
一I'm afraid $25， sir， for drinks are .
A. extra B. free
C. spare D. equal
—Look! He’s jumping so far!
—Hard to ________ his legs were once broken.
A. know B. find C. imagine D. realize
--- Is David crazy about football?
--- Yes, he often goes to play football _______ school is over.
A. before B. since C. until D. as soon as
---Why not________ to the park with us now?
---Good idea! Let’s go.
A. go B. to go C. goes D. going
