牛津译林版九年级上Unit2 Colours词汇专项练习（含答案） 一、根据句意和汉语提示，用正确的单词填空。 1. The thick haze(雾霾) over the city _______________(影响) our life greatly. 2. In______ (古老的) China, people believed that the ground was square and the sky was round. 3. Franklin was the first scientist to ______________ (发现) electricity. 4. It is the greatest joy for a teacher to win____________ (信任) and respect from their students. 5. I can’t decide ______(是否) or not I should accept the invitation. 二、根据句意，用括号内所给单词的适当形式填空。 1. If we follow his advice, we will have less ________________ __(difficult) completing the job. 2. Our team has won the cup again. We are busy preparing for a ________________(celebrate). 3. When (sad) is shared, it will be doubled. So don’t keep it to yourselves. 4. No __________(decide) has been made. More discussion is needed.