2020-2021学年牛津译林版八年级下册Unit8 Comics&Welcome同步课时练习（有答案）

牛津译林版八年级下册 Unit8 Comics&Welcome同步课时练习 一、根据句意和汉语提示，在空白处填入一个适当的单词。 1.Gun violence in the USA is still a ________（严重的）problem. 2.Planting a tree isn't as simple as just ________（挖）a hole. 3. It has started to rain. It's ________（明智的）that we didn't go to the park. 4.Waste can be made into something new by ________（循环利用）. 5.To ________（减少）pollution, many supermarkets have stopped providing plastic bags. 二、用括号中所给单词的适当形式填空。 1.Our country is taking action to cut down on air ________（pollute). 2.-Will more apples be ________（pick) tomorrow? -Yes. 3. You should save energy by ________（walk) to work. 4. Another three holes will be ________（dig) before they have lunch. 5.You can't plant breadfruit ________（tree) if the temperature is below 5℃ in winter. 三、从方框中选择恰当的短语并用其正确形式填空（每个短语只能用一次）。 1.-What can we do to protect the environment? -We should reduce __________________by riding bikes. 2. When you leave the room, please __________________the light. 3. -You should give up smoking. -Yes.Smoking _____