---When did the young man save you?
---January 1st,2000, the first day of the new century,_______ I can never forget.
A. when B. which C. that D. where
---Does that make any_________?
---Yes, it matters a great deal.
A. money B. sense C. difference D. trouble
--- Jack fell off the ladder yesterday, but he is all right now?
---What a lucky dog! He _________ himself badly.
A. should injure B. might injure C. should have injured D. could have injured
Catherine, ____ the alarm clock for 6 o’clock, or you would oversleep and be late for the train.
A. setting B. sets C. set D. to set
The results of the examination ________ that you have all made great progress.
A. shows B. show C. showed D. has shown
--- Is your brother going to Jack’s birthday party tonight?
---I am not sure. He __________ go to a concert with his girlfriend instead.
A. might B. has to C. ought to D. must
