His sister left home in 1998, and_______ since.
| A．had not been heard of | B．has not been heard of |
| C．had not heard of | D．has not heard of |
Sending messages by telephone has become _______ second most popular way of exchanging of New Year greetings, according to _____ research by China Daily.
| A．the， a | B．the, the | C．a, a | D．a, the |
Please tell me_________
| A．where your address is |
| B．what is your address |
| C．where your address is |
| D．what your address is |
He tried to tell himself to keep calm instead of being angry. It is________
| A．extreme | B．frightening | C．useless | D．stubborn |
------- we are going there by _____ sea.
------ Don’t you think it too slow? Why not take ______train?
| A．the; / | B．the; the | C．/; / | D．/; the |
The survivor said it was because of his strong determination _____ he survived the earthquake
| A．that | B．what | C．how | D．why |