Mary often stays up, reviewing her lessons, books___ all over the desk.
| A．spreading | B．spread | C．are spreading | D．to spread |
Always read the __ on tile bottle carefully and take the right amount of medicine.
| A．explanations | B．instructions | C．descriptions | D．introductions |
The practice of hanging clothes across the street is a common ______ in many parts of the city.
| A．look | B．sign | C．sight | D．appearance |
The top leaders of the two countries are holding talks in a friendly________.
| A．atmosphere | B．state | C．situation | D．phenomenon |
—Correct ____ is important.
—I agree. I don’t eat sweets now, for I’m on a _____.
| A．diet; diet | B．food; food | C．diet; food | D．food; diet |
I’m trying to break the _______ of getting up too late.
| A．tradition | B．convenience | C．habit | D．leisure |