.---You may find the key to the maths problem on page 107 .
---Ah, it’s so simple . I wonder why I of that .
| A．hadn’t thought | B．haven’t thought | C．didn’t think | D．wasn’t thinking |
6. They are _____ for their son to succeed in the game.
| A．anxious | B．worried | C．sorry | D．Hunger |
5. --- What did you say?
--- Oh, nothing. I was just thinking ____ .
| A．loud | B．aloud | C．loudly | D．Louder |
4. He is _____, but he doesn't feel _____. Because he likes to surf the Internet for his study of English.
| A．lonely; alone | B．alone; lonely | C．alone; alone | D．lonely; lonely |
3. --- Are we late?
--- I'm _____ so.
| A．sure | B．certain | C．willing | D．Afraid |
2. Is your ring _____ gold?
| A．real | B．true | C．actual | D．Reality |