—David, could you tell me _________ the Olympics take place?
—Every four years. The 32st Olympics will take place in Tokyo in 2020.
A. how far B. how long C. how much D. how often
I hope this dictionary will be _______ both teachers and students.
A. valuable for B. value to C. of value to D. of value for
—I joined in the 2017 Nanjing Marathon (马拉松) race, __________ I couldn’t run as fast as a real athlete.
—That’s really great! You are my hero!
A. though B. until C. unless D. if
— How was your trip to Purple Mountain?
— Everything was wonderful except that our coach _____ once on the way.
A. broke down B. calmed down
C. slowed down D. put down
—Look! He’s jumping so far!
—Hard to ________ his legs were once broken.
A. know B. find C. imagine D. realize
—When shall we go to the Xuanwu Lake Park, this Saturday or Sunday?
—________ is OK. I’m free on the weekend.
A. Both B. None C. All D. Either
