Parents often ask their kids __ their internet friends because the kids may be in danger.
A. to meet B. not to meet C. meeting
— __________ did you pay for it?
— $10.
| A．How often | B．How many |
| C．How soon | D．How much |
— When should I ask her?
— The sooner ___________.
| A．the better | B．the best | C．better | D．best |
Terry told me that they planned to set off _________ Tuesday morning.
| A．in | B．at | C．on | D．for |
When I met her in Italy, she _____________ a photo of the tower of Pisa.
| A．was taking | B．will take |
| C．takes | D．is taking |
— Do you want to eat out, ________ would you rather stay at home?
— It’s up to you.
| A．but | B．and | C．or | D．so |