.
Don’t leave the chocolates _______Cathy can get them. They are not good for teeth.
| A．whether | B．in which | C．where | D．unless |
It was two days before my mother flew to New York ______I arrived home.
| A．when | B．that | C．after | D．since |
—Mom, can I go out and play with my friends now?
—No, honey, you can’t _____ you haven’t recovered from the knee injury.
| A．until | B．before | C．as | D．unless |
Sarah hopes to become a friend of shares her interests.
| A．whoever | B．whomever | C．anyone | D．whom |
—“Could I see Doctor Huang tomorrow?” the patient asked.
—“” the nurse said politely, “He is only available today since this evening he will fly to Boston for a three-day meeting.”
| A．Not likely. | B．Not exactly. | C．Not nearly. | D．Not really. |
My daughter bought me six novels in English from England, most of were the best-sellers of 2013.
| A．whom | B．what | C．them | D．which |