Can I do ___ for you?
| A．nothing | B．things | C．everything | D．something |
Please call my secretary to arrange a meeting this afternoon, or ______ it is convenient to you.
| A．whenever | B．however | C．whichever | D．wherever |
volleyball is her main focus, she’s also great at basketball.
| A．Since | B．Once | C．Unless | D．While |
You can’t complain of being lonelyyou don’t make any effort to meet people.
| A．until | B．when | C．once | D．though |
—Look，the paint is starting to come off ________the wall is damp.
—Well，we’d better have the wall repainted some day.
| A．when | B．where | C．if | D．once |
by his neighbors’reply，Albert decided to make enquiries about the stolen car himself.
| A．Confused | B．Confusing | C．To be confused | D．Having confused |