Câu hỏi: Hugh is quite worried because he hasn’t ________for the end-of-term test.

A. examined

B. researched

C. studied

D. read

Câu 1: The United States has a ............. of around 250 million.

A. seperation

B. population

C. addition

D. introduction

Câu 2: If people stop using ________ for fishing, a lot of sea creatures will be preserved.

A. pesticides

B. dynamite

C. garbage

D. resources

Câu 3: You have to be highly ________ to do well in these subjects.

A. competitive

B. competitor

C. competition

D. competed

Câu 4: The President escaped through a secret passage underneath the parliament building.

A. answer

B. hidden

C. confidence

D. basis

Câu 5: Many people were injured when the building..........

A. collapsed

B. destroyed

C. struck

D. erupted

Câu 6: Pedestrians are supposed to walk on the.................

A. road

B. side

C. pavement

D. street