38.【2019福建厦门】Trees and flowers _____every year to make our country more beautiful.
A. is planted                                  B. was planted            
C. are planted                                 D. were planted
【答案】C
【解析】试题分析：句意：为了使我们的国家更美丽。每年都种树和花。动作的承受者作主语，用被动语态。其结构是，主语+be+done。every year，每年，故用一般现在时，故选C
39.【2019福建福州】-Have you seen the movie Qian Xuesen ?
--Yes , I am deeply _____by the old great scientist.
A. interested            B. interesting           C.moved           D.moving
【答案】C
【解析】此题考查一般现在时的被动语态的基本结构。Am、is are+动词的过去分词。
40.【2019年青海西宁】---Excuse me, Mum. When can we have dinner?
---Not until it _____ in half an hour.
A. is prepared                                 B. will be prepared
C. has been prepared                           D. was prepared
【答案】A
【解析】试题分析：句意：---打扰一下，妈妈。我们什么时候吃晚饭？---我们可以吃晚饭直到在半小时内被准备好。此题考查not until引导的时间状语从句，主句一般将来时，从句一般现在时，根据句意，应选A。