I think there ________ tall buildings in the future.
_______ students in China are learning English at school.A. Thousand of B. Thousands of C. Many thousand
Mr. Smith is ______old _____ anything. He has to ask others to look after him.A. too; not to do B. too; to do C. so; not to do
---Playing computer games too long is bad for our eyes.---I ________ you.A. agree on B. agree to C. agree with
What was he doing ______ his father _______ back?A. while; came B. when; came C. when; was coming
Lucy often helps others. _______kind she is!A. What B. How a C. How