I. Chọn đáp án đúng và giải thích
1. John cannot make a _______ to get married to Mary or stay single until he can afford a house and a car.
a. decide
b. decision
c. decisive
d. Decisively
2. She often drives very ________ so she rarely causes accident .
a. carefully
b. careful
c. caring
d. Careless
3. All Sue’s friends and __________ came to her party .
a. relations
b. Relatives
c. relationship
d. Related
4. My father studies about life and structure of plants and animals. He is a ……….
a. biology
b. biologist
c. biological
d. biologically
5. She takes the …….. for running the household.
a. responsibility
b. responsible
c. responsibly
d. responsiveness.
6. We are a very close-nit family and very ….. of one another.
a. supporting
b. supportive
c. support
d. supporter
7. You are old enough to take _______ for what you have done.
a. responsible
b. responsibility
c. responsibly
d. irresponsible
8. He has been very interested in doing research on _______ since he was at high school.
a. biology
b. biological
c. biologist
d. biologically
9. Although they are twins, they have almost the same appearance but they are seldom in __.
a. agree
b. agreeable
c. agreement
d. Agreeably
10. The more _______ and positive you look, the better you will feel.
a. confide
b. confident
c. confidently
d. Confidence
giúp mình vớiiiii:(((