1 . In 1844 they bought it for $1,200 and some land from Charles Dresser, who performed their ________（marry）ceremony in 1842. (所给词的适当形式填空)

2 . Yuan Longping devoted his life to the research and development of high－yielding rice, making outstanding contributions to China’s food ________.

A．lack

B．cuisine

C．security

D．purchase

3 . We hope the trend continues, until such aural excursions become a regular happening rather than a rare________.

A．career

B．relief

C．treat

D．hustle

4 . It is different from traditional tourism because it allows the traveler to become educated about the areas - both in terms of geographical conditions and cultural characteristics, and often provides money for conservation and benefits the ______(develop)of the local areas. (所给词的适当形式填空)

5 . It is calculated by dividing a ______ (person) weight in kg by their height in meters squared, and a BMI of between 19 and 25 is considered healthy. (所给词的适当形式填空)

6 . 单句改错
1. （2021.6全国甲卷 改错）Many students say they will talk to their friend or classmates because they’re of the same age and can understand each other.
2. （2021.6全国乙卷 改错）I love doing housework. I always assist my parents in doing the dish after meals.
3. （2020·新课标I卷短文改错）Next I broke the eggs into a bowl and beat them quickly with chopstick.
4. （2020·新课标II卷短文改错）Luckily, I will go home in two weeks for summer vacations.
5. (2019·新课标I卷·短文改错)Suddenly football fell just in front of me and almost hit me.
6. (2018·新课标卷I·短文改错)During my last winter holiday, I went to countryside with my father to visit my grandparents.

7 . What ________ do you have ________ them finish their homework on time?

A．difficulty; to make	B．difficulty; with making
C．difficulty; making	D．difficulties; in making

8 . The post card is sent by ________.

A．a friend of my father

B．a friend of my father's

C．my father friend

D．my father friend's

9 . Some people are celebrated for their wealth and glamour rather than their _____ and moral strength of character.

A．achievements

B．achievement

C．activity

D．action

10 . Tom’s parents’ behavior, as well as their words ________ a key effect on him during the past twenty years.

A．have

B．have had

C．has had

D．has