－Do you know _______ World Water Day is?
－On March 22nd.
| A．when | B．where | C．what | D．which |
The art exhibition is really worth _______，and you’re sure to learn lot from it.
| A．visit | B．to visit | C．visited | D．visiting |
He often says, “I ____ one million smiles in my heart _____ one billion dollars in my pocket.”
| A．don’t like; but | B．prefer; than | C．would rather; than | D．prefer; to |
—You aren’t a stranger, are you?
—____, don’t you remember ____ me in Mr Black’s office yesterday?
| A．Yes; to see | B．Yes; seeing | C．No; to see | D．No; seeing |
Wearing white can help people _______when they feel stressed.
| A．fall down | B．calm down | C．look down | D．come down |
You’d better wear a pair of comfortable trainers when ________a long walk.
| A．you take | B．taking | C．to take | D．A&B |