基本信息
涂黑。例：we ___ last night, but we went to the concert instead. a. must have studied b. might study c. should have studied d. would study 答案是c。 6.after he had won the first prize, mr. su ____ to a restaurant to celebrate with us. a. went b. has gone c. would go d. had gone 【答案】a 【解析】获奖的动作先发生，所以用了过去完成；“去饭店”是他之后发生的动作，所以用一般过去时。 7. you have to get rid of smoking, ____ you may die of lung cancer. a. and b. but c. so d. otherwise
