—Whose pencil box is this?—It _____ be Tom’s. It has his name on it.
I spent half an hour ___________ my homework.
--- What music do you like?--- I like music that I can sing along ______ or dance ______.
When he was a child, he used to __________ strawberries.
____ old man behind Tom is _____ university teacher.
– Do you know ________?– Sorry, I don’t know.A. where has he goneB. when will he arrive home tomorrowC. what Jim was doing at this time yesterday