---Do you know what a computer system ________ ?
---Hardware and software. Am I right?
| A．consists of | B．consists in |
| C．is consisted of | D．is consisted in |
In cold winter, the temperature in Harbin often remains zero all day.
| A．above | B．below |
| C．over | D．under |
Some small shops in Britain usually close for hour at lunchtime.
| A．an; the | B．a; 不填 |
| C．a; the | D．an; 不填 |
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 |