题目

The foreign guests gave us some jewels as gifts, but we didn't know what to give them ________．A. in turn B. in rewardC. in return D. in honour 答案：【答案】C【解析】句意：外宾送给我们一些珠宝作为礼物，但是我们不知道送他们什么作为回报。A项意为“依次”；B项意为“作为奖赏”；C项意为“作为回报”D项意为“为了纪念或庆祝…”根据前文外宾给我们贵重的珠宝作为礼物，可知下文我们不知作何回报，故选C。the Internet is        , I do not think it is a good idea to spend too much time on it.          A．When; greatly beneficial   B．As; a great benefit          C．While; of great benefit      D．Now; of no benefit