— Can you work out the maths problem?— Sorry, I can ______ understand its meaning.
We are _____ the supermarket now. A. at B. under C. on
They ________ for twelve hours a day. A. eating B. eats C. eat
We say thank you ________ all the good _______ we have. A. for , thing B. from , things C. for , things
Have you got ________ stamps from China? A. any B. some C. a
I ______ got a Chinese kite. A. has B. have C. had