Chatting online can be _____fun, but kids must be sure they stay safe on _____web.
Mr Smith has_______ cancer for two years but he is still working very hard.
The number of students who took part in the competition last week ________ more than 1500.
I can’t stand _______ when people litter around in public places.
—I’ll go camping this weekend.—
— I’m more than happy to go out this weekend.— ____ . We’ve got so much work to do at that time.