标出以下三个句子正确的升降调。
What`s your phone number?
Does your mom have long hair?
That`s right.
| A．↘ ,↘ ,↘ | B．↘ ,↘ ,↗ |
| C．↗ ,↗ ,↘ | D．↘,↗ ,↘ |
—I hear you have moved into your new house .Congratulations !
-—Thanks. I especially like my study _______ is big and bright.
| A．which | B．who | C．what | D．why |
—What a terrible earthquake!
—Yes. It came at about 6.30 this morning. I ________ to the bus stop at that time.
| A．walk | B．was walking | C．walked | D．am walking |
It’s really ________ for us to know ________ boy.
| A．delighted, such a honest | B．delightful, such an honest |
| C．delighted, so honest a | D．delightful, so honest an |
—How long has your brother _________ in the army ?
—About five years.
| A．taken part | B．joined | C．served | D．attended |
— I want to buy the book ‘The old Man And The sea’. Do you know its_______ ?
— Not very clearly, Maybe fifty yuan.
| A．cover | B．size | C．color | D．price |