---- Do you know Tom, ______ father is an engineer?---- Yes, quite well. He ______ be the first to offer me help when I met with problems.
. Out of the crowded bus______,who was dressed in a black suit and waved to a woman.
. By the time he comes back, I’m sure we ________ all these rooms of the lab. Therefore, he doesn’t have to return.
. ________ their son away to college, the couple got more room in the house.
. ---How often do you visit your granny in the village? ---I feel ashamed. ______.
. Straight away I went to buy the tickets, but there were_______left for the next public holiday.