Mr. Li is one of _______ best engineers in this factory. A. the B. an C. A
---Would you like to go out to play football with me?--- ________, but I should finish my homework first.
--- ________? ---This is Jim speaking.
Don’t eat ________ meat, or you’ll ________ fat.
---Remember to turn off the lights before leaving the classroom, children.--- .
Simon is ill, ________ he doesn’t come to school.