---I’ve heard some scientists have sent a spacecraft to Mars. ---Really? Has it arrived _____? A already B yet C still D ever
________________ the blackboard and listen to me.
_________ the Open Day, let’s meet ____________ the school gate.
—______________ man is your uncle? —The man in a blue T-shirt.
I have __________ wonderful dreams.
It takes __________ half an hour ___________ his Chinese homework every day.