--What is Mother Kangaroo doing? --She is .A. jumped B. jump C. jumping
-- It’s a bit cold. Would you mind my ________ all the windows?--- Do as you like ,please.
I don't think there is ________ in today's newspaper.
The teacher often tells Jim and David _______ too much time _______ computer games.
More than two weeks _______ since the foreign friends came here.A. passed B. has passed C. have passed
— All the students are working hard now.—_______. Because all of them want to go to good colleges.