1 . 词义匹配

A. to use a particular city, town, etc, as the main place for a business, holiday / vacation, etc. B. of many different types C. connected with, or near the North or South Pole D. to be doing or become involved in an activity E. a fine powder that consists of very small pieces of sand, earth, etc. F. unable or unlikely to cause damage or harm G. a large round container

1. It is essential that your diet is varied and balanced.
2. Only 10% of American adults engage in regular exercise.
3. This experiment was harmless to the animals.
4. They decided to base the new company in York.
5. Most people who live in the polar regions are not afraid of cold.

2 . 看音标写单词
1. /’brervəri/________________
2. /’brəʊʃə/________________
3. /rɪ’fɔ:m/________________
4. /ɪ’stæblɪʃ/________________
5. /dɪ’preʃən/________________

3 . 请从方框中选择恰当的单词或短语填空，并用其适当形式填空。

be eager to     be enthusiastic about     breakthrough     precious     apparent

1. You should always ____________ life so that you can conquer all the difficulties with great passion.
2. A family break allows you to spend ____________ time together.
3. Don’t worry, all the people around ____________ help you get through the difficulty.
4. His ____________ unwillingness would disappear if we paid him enough.
5. Scientists have made a ____________ in their treatment of that disease.