--- a month do you do voluntary work ?
---Twice a month.
| A．How long | B．How many times |
| C．How much | D．How often |
These books and magazines are useful．Don’t________
| A．throw away them |
| B．throw them away |
| C．break away them |
| D．break them away |
Guilin is a beautiful city and it is known________its mountains and lakes．
| A．as |
| B．to |
| C．for |
| D．with |
She wants to visit a place________people are friendly．
| A．which |
| B．where |
| C．why |
| D．when |
In the city，many old buildings will be________next year．
| A．pulled up |
| B．pulled down |
| C．pulled out |
| D．pulled in |
—In a text message，88 means Bye－bye．
—And another example is F2F_______stands for face to face．
| A．that |
| B．who |
| C．whom |
| D．it |