Câu hỏi: He had never experienced such rudeness towards the president as it occurred at the annual meeting in May.

A. thought

B. hostility

C. care

D. politeness

Câu 1: It is easy to open a shop but hard to keep it always open.

A. welcome

B. appear

C. switch

D. close

Câu 2: The speaker likes to have an attentive audience.

A. neglecting

B. positive

C. active

D. interested

Câu 3: The plants and animals of the sea fall into three major groups.

A. small

B. chief

C. minor

D. main

Câu 4: Keep only fish that you will eat; release the rest.

A. catch

B. hold

C. take

D. have

Câu 5: The business was acquired from Orion four years ago.

A. before

B. later

C. ahead

D. last

Câu 6: Use water sparingly and keep water clean.

A. dusty

B. dirty

C. wicked

D. halfway