My mother thought she might run out of cash, so she took her cheque-book with her. (case)

→ My mother took her cheque-book with her ______________ out of cash.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

The president offered his congratulations to the players when they won the cup.

A. The president congratulated the players on their winning the match.

B. When they won the cup, the players had been offered some congratulations from the president.

C. The president would offered the players congratulations if they won the match.

D. The president congratulated that the players had won the cup.

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

A. opponent

B. compose

C. podium

D. advocate

Hiđroxit nào sau đây có tính lưỡng tính?

A.  Al ( OH ) 3

B.  Ba ( OH ) 2

C.  Ca ( OH ) 2

D.  NaOH