--- This math problem is _____ hard for me to understand. Can you help me ?
----Sure. It’s my pleasure.
| A．very | B．too | C．quiet | D．rather |
— Tom talked with a friend of _______ on the Internet for a long time yesterday.
| A．himself | B．he | C．him | D．his |
— Can you play chess?
— No, but I can play ________ piano very well．
| A．a ; the | B．the; / | C．/; the | D．the; a |
—Would you like to join us in the game ?
— , but I have to help my mum．
| A．I will | B．I’d love to |
| C．I’m afraid not | D．No |
— Would you like something to drink?
—I’m not thirsty．
| A．No, thanks． | B．Yes, please． |
| C．OK. | D．Some water, please. |
—Have you mended your shoes, Bob？
—Yes, I _________ them twenty minutes ago ．
| A．have mended | B．mend | C．had mended | D．mended |