Riddle guessing on New Year’s Eve has become my family ________ for many years.

Can you meet me at the airport at 9 o’clock next Monday— I’d like to, but I ________ an English class then.

How can I finish so much homework—Don’t _______________, or there will be no chance foryou to succeed.

o much water being used in the bathroom,it is no _____ that more environmentally friendly technologies have come out to make better use of water resources.

It’s said that __________ is going to give us a lecture.