Please ______ your sister to bring the ticket for the concert.
| A．remind | B．remember | C．warn | D．let |
He had his camera ready _____ he saw something that would make a good picture.
| A．even if | B．if only | C．in case | D．so that |
The police officers in our city work hard _____ the rest of us can live a safe life.
| A．in case | B．as if | C．in order that | D．only if |
（2011上海卷﹚If a lot of people say a film is not good, I won’t bother to see it, or I’ll wait ____ it comes out on DVD.
A. whether B. after C. though D. until
__________ volleyball is her main focus, she’s also great at basketball.
| A．Since | B．Once | C．Unless | D．While |
Bring the flowers into a warm room ___ they'll soon open.
| A．or | B．and | C．but | D．for |