-Tom has a lot of parties recently.- Yes, that may ________ why he didn’t do well in the test.
--------Is it all right if I smoke here? ------- _______,sir.This is a non-smoking section.
If we sit near ______ front of the bus,we will have ________ better view.
― It will be only 6 months before we take the college entrance examination. ―Time flies! ________
The young scientist has made such great achievements in his chosen field ______ nobody else can make.
When you ______with the dictionary, don’t forget to put it back on my desk, will you?