2021年全国新高考II卷
第二节(共10小题;每小题1.5分，满分15分)
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
I've always loved the ocean. In the__56__ (seven) grade,I started volunteering at the Monterey Bay Aquarium in California. I was upset to learn that many sea animals eat plastic garbage,_57_(think)it is food.
I decided to do something _58_ (educate) people about this problem. I held presentations at schools to teach kids about plastic waste. I wanted to reach businesses too. I decided that if I learned of a company_59_ used a lot of plastic, I'd send it an email urging it to cut back.
One day, I saw a commercial for a health-care company. People in the ad were using plastic straws (吸管). I found the contact information of the company_ 60_ emailed its president. I told him how _ 61_ (harm) plastic could be to the environment and asked him to consider using more eco-friendly options. I was so_ 62_ (excite) when he wrote back to me.He said he would make sure that the company cut its use of plastic straws in half.
I kept going. Whenever I heard of businesses using plastic, I'd send an email. One of the biggest companies I wrote to _63_ (be) Alaska Airlines Paris. A company _64_ (represent). wrote back and told me the airline was switching over _65_ plastic to paper cups on all of its 1,200 daily flights.
答案解析：
56. seventh
解析：根据句意，这里指的是七年级，所以应该用序数词"seventh"。
57. thinking
解析：这里应该用现在分词作伴随状语，表示海豚误以为塑料垃圾是食物的同时的动作，所以用"thinking"。
58. to educate
解析：这里应该用不定式作目的状语，表示做某事的目的，所以用"to educate"。
59. that/which
解析：这里应该用关系代词"that"或"which"来引导定语从句，修饰先行词"a company"。
60. and
解析：这里表示两个动作的并列，所以用"and"连接。
61. harmful
解析：这里应该用形容词作表语，描述塑料对环境的危害，所以用"harmful"。
62. excited
解析：这里应该用过去分词作表语，表示感到兴奋，所以用"excited"。
63. was
解析：这里应该用一般过去时，因为句子描述的是过去发生的事情，所以用"was"。
64. representative
解析：这里应该用名词，表示公司的一名代表，所以用"representative"。
65. from
解析：这里表示从塑料杯转换到纸杯，所以用"from...to..."的结构，用"from"。
