----- Nội dung dịch tự động từ ảnh -----
```
II. Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined words(s) in each of the following sentences.
21. Schoolwork causes teens a lot of pressure, and they also feel pressure from their parents.
A. people
B. students
C. teachers
D. parents
22. Ha Long Bay is one of most well-known heritage sites in Vietnam.
A. famous
B. normal
C. unknown
D. favorite

III. Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined words(s) in each of the following questions.
23. It’s too dangerous to climb up the mountain.
A. normal
B. risky
C. unusual
D. safe
24. Solar energy doesn’t cause pollution, but it is not cheap.
A. expensive
B. effective
C. commercial
D. possible

IV. Complete each sentence with so, but, because, or, however, therefore.
25. Steve wants to have more friends __________ she doesn’t connect well with others.
26. We can go to the stadium by bus __________ by taxi.
```