单选题 Having finished the letter, he ______ it carefully and sealed the envelop with a kiss.
【正确答案】 A
【答案解析】[注释] fold意思为“折起”;bend意思为“弯起”;turn意思为“翻转”;curve意思为“弯曲”。全句意思为“信写完了,他仔细地将信折起放进了信封,封好以后还亲了信封一口”。