–How can I improve my study in the last thirty days? --________ listening to the teacher carefully in class. This is the most efficient way!
He is eating dinner, _____ then the telephone rings. A. and B. but C. or
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