Mark was a student at the university from 1999 to 2003,________ he s05,studied very hard and was made chairman of the Students Union .A during which time B for which time C during whose time D by that time
_________ your composition carefully, some spelling mistakes can be avoided.
It was very wise of you to ______ well trained workers______ untrained ones in today’s society.
-----What is the noise? -----Oh, I forgot to tell you. The new machine _________.
-----I found it hard to get along well with Tina. -----Set aside________ you disagree and try to find_________ you have in common.
We went out for ________ meal last night. _______restaurant we went to was excellent.