3. ClassⅡc_________ of twenty-five boys and thirty girls.

2. The physician is so experienced　 that he knows very well how to d_________ with the illness.

　　 根据下列句子及所给汉语注释或首字母提示，在句子右边横线上，写出空缺处各单词的正确形式。(每空只写一词)

1. The weather ration f_________ heavy mow for the day alter tomorrow.

35. I tried to call on you last weekend, but your dog simply,_________ not let me come through the gate.

　　 A. could　　 B. would　　　　 C. might　　　　 D. should

34. Since most of these six spoken languages in the British Isles are now threatened and may disappear,_________ is of great value to record and teach_________ to the younger generation.

　　 A. what；them　　　　　 B. it；it　　　　 C.　 that；it　　　 D. it；them