--- Hey, Mary, your backpack looks nice. When did you buy it. --- I ____ it for two weeks.
Excited by the news, Marin lay in bed with her eyes ______ open while all her family were ______ asleep.
Cars do cause us some health problems——in fact far more serious ______ than mobile phones do.
–If you like I can do some shopping for you. –That’s a very kind _______ .
I could have offered you some help last weekend, but I _______ with my work at that time.
__________ he sees people in trouble, he always lends them a hand.