Do you know ______________ last Sunday?
| A．where they had a picnic |
| B．where did they have a picnic |
| C．where they have a picnic |
| D．where will they have a picnic |
I’ve asked him __________ us for dinner, but he said he was quite busy.
| A．joining | B．to join | C．joined | D．join |
— __________ 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 |