A big party was held in NO.18 Middle School last night, the teacher with students _____ singing and dancing happily at the party.
| A．is | B．was | C．are | D．were |
If you buy ten bottles, the price of each bottle will come down to 5 yuan.
| A．show | B．fall | C．rest | D．lie |
Be sure to give your family my regards.
| A．letters | B．photos | C．greetings | D．Gifts |
The old man wears a set of false teeth when he eats.
| A．white | B．wrong | C．strong | D．not real |
—_____she your mother?—No, she _______. She’s my aunt.
| A．Are, am | B．Is, is | C．Is, aren’t | D．Is, isn’t |
下列表示重量单位的是______.
| A．AM | B．PRC | C．kg | D．NBA |