第Ⅰ卷 选择题

Part Ⅰ  Vocabulary and Structure

Directions:

    There are 20 incomplete sentences in this section. For each sentence there are four choices marked A, B, C, and D. Choose the ONE answer that best completes the sentence. Then mark the corresponding letter on the Answer Sheet with a single line through the center.

1、 The field research will take Jim and Tom about ten months; it will be a long time ______ we meet them again.

   A. after              B. before            C. since     ……此处隐藏39590个字…… diseases remain responsible for high levels of sickness and mortality in the general population.

    In my opinion, the responsibility goes for those illegal food producers. In order to sell more products, some food producers even use various chemicals such as pesticides, animal drugs, etc. It is very harmful for people's health.

    To solve the problem, I think the following measures can be taken. Firstly, it is imperative that relevant laws and regulation should be enforced in a stringent way. Secondly, the public should be trained to be alert to food quality. Only by taking these actions can the problem be tackled successfully in the nearest future.