___ the old man spoke very slowly and clearly, I could understand him at all.

• A. As
• B. Because of 
• C. Due to 
• D. Owing to

Summer is the time of the year _________ the weather is the hottest.

• A. when
• B. which 
• C. that 
• D. B & C are correct

 Laura said that when she_________ to school, she saw an accident.

• A. was walking
• B. has walked 
• C. had been walking 
• D. has been walking

 If we took the 10:30 train, ______________.

• A. we would arrive too early
• B. we should arrive too early
• C. we will arrive too early
• D. we may arrive too early

• A. naked
• B. looked
• C. booked
• D. hooked

• A. dune
• B. hummock
• C. shrub
• D. buffalo

The young man and the young woman paid_______ attention to the writer.

• a. none
• b. any
• c. not any
• d. no

______ turn is it? It's your turn.

• a. Which
• b. To whom
• c. Whom
• d. Whose

She received a letter from a girl of her own age. The girl is_______ she is.

• a. the same age with
• b. the same age
• c. as old
• d. the same age as

Câu 20. The more words you know, the most ideas you can express

A. The more                       B. know                             C. the most                        D. can express