内容正文:
*时态*
1.(2016·全国卷Ⅲ,语法填空)Confucius believed knives would remind people of killings and ________ (be) too violent for use at the table.
解析:believed后接宾语从句,宾语从句由and连接两个并列谓语,主句用了一般过去时,从句也要用相应的过去时,又因主语是knives,故填were。
答案:were
2.(2015·全国卷Ⅱ,语法填空)This cycle ________ (go) day after day. The walls warm up during the day.
解析:时间状语为day after day,且根据第二句的warm用了一般现在时可知此处表示目前的情况,所以用一般现在时。
答案:goes
3.(2015·全国卷Ⅱ,语法填空)If you are able to come with us, please let us know and we ________ (wait) for you at the school gate at 9 in the morning.
解析:根据if从句用的是一般现在时表示将来,可知主句用will+动词原形表示一般将来时。
答案:will wait
4.(2016·北京卷)Jack ________ (work) in the lab when the power cut occurred.
解析:句意为:杰克正在实验室工作这时停电了。本题考查“be doing sth. when...”句型。根据题干中的occurred(一般过去时),可知设空处用过去进行时。
答案:was working
5.(2015·全国卷Ⅱ,语法填空)When a new day breaks, the walls ________ (give) up their heat and are now cold enough.
解析:根据语境可知强调“耗尽了热量后,现在足够冷了”,故give up这一动作是截止到现在已经完成的动作,且对现在造成了影响,故要用现在完成时。
答案:have given
6.(2016·浙江卷)Silk ________ (become) one of the primar