________has recently been done to provide more English books for the students, a shortage of reading materials remains a serious problem.
It was two days before my mother flew to New York ______I arrived home.
—Mom, can I go out and play with my friends now?—No, honey, you can’t _____ you haven’t recovered from the knee injury.
Sarah hopes to become a friend of shares her interests.
—“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.”
My daughter bought me six novels in English from England, most of were the best-sellers of 2013.