—It's so late. Why not write the report tomorrow?
—But I don't know _______ I can do it if not now.
A. why B. when C. how D. where
—More and more people come to visit Mount Huangshan
—That's true. It has become the _______ of Anhui.
A. pride B. effort C. praise D. courage
Mum, what are you cooking? It_______ so sweet.
A. tastes B. feels C. sounds D. smells
—I forgot to bring my dictionary. Could I use yours?
— Yes, you _______.
A. can B. must C. could D. should
Rick has learned a lot about Chinese culture _____ he came to China.
A. before B. when C. until D. since
—Can I bring a friend to your birthday party?
—Sure, ______.
A. no problem B. not at all C. my pleasure D. well done
