第3题: [单项选择]How is the weather there A. It is snowy. B. It snowed yesterday. C. It is raining. 参考答案:A 答案解析:[解析] W: Don’t forget to wear your scarf. It’s snowing outside. M: OK.
第6题: [单项选择]If，after examination by the Quarantine Officer，your vessel is found to have a specific deficiency，you may be issued（）. A. Bill of health B. Free Pratique C. Notice to Comply D. Controlled Free Pratique 参考答案:D
第20题: [单项选择]Mr. Wilson ______ from his carving and eyed Edna severely. A. looked for B. looked up C. looked to D. looked at 参考答案:B 答案解析:本句的意思是：威尔逊先生把目光从他的雕刻上移开，狠狠地看着埃德娜。look up from意为“把目光从……移开”。look for意为“寻找；渴望；指望，期待”，如：It’s clear that
第28题: [单项选择]下列关于生长叶的说法不正确的是 A. 牙发育的钙化中心 B. 其交界处为发育沟 C. 牙一般由多个生长叶发育而来 D. 生长叶多则可达5个 E. 牙的生长中心 参考答案:E 答案解析:生长叶是牙发育的钙化中心。多数牙由4个生长叶发育而成，部分牙是由 5个生长叶发育而成。发育中的牙胚生长中心，包括造釉细胞、造牙本质细胞层及新生成的牙釉质、牙本质等。
A. As soon as B. As long as C. As well as D. As much as 参考答案:B 答案解析:只要你努力学习，你一定会通过考试的。as soon as意为“一……就……”；as well as意为“和……一样”；as much as意为“和……一样多”；as long as意为“只要”，符合题
