Question

【题目】Sweets usually taste good, but don’t eat many of them ______. They are bad for our teeth.

A.on timeB.at a timeC.at the same timeD.in time

Answer 1

【答案】B

【解析】

句意：甜食通常味道很好，但不要 吃太多。它们对我们的牙齿有害。A. on time准时，B. at a time一次，C. at the same time同时，D. in time及时，根据题意，故选B。