The temperature now is much higher than______of 100 years ago because of more and more greenhouse gas.
| A．this | B．that | C．it | D．one |
--- Do you know ______ boy over there?
--- Yes, he likes playing _____ basketball very much.
| A．the; 不填 | B．a; the | C．a; 不填 | D．the; a |
Betty hasn’t got any hobbies you call sleeping a hobby.
| A．when | B．because | C．before | D．unless |
There are enough cups for each visitor to have _______.
| A．one | B．it | C．this | D．that |
– I’m going to Mary’s birthday party. Bye, mom. --_______, David!
| A．Best wishes | B．Have fun |
| C．Take care | D．No problem |
Look! There are some birds _______ in the sky. They are very beautiful.
| A．to fly | B．fly | C．flying | D．flown |