II. Chọn đáp án đúng có đáp án (Part 2)

I was tired after my journey, _______ I had been forced to bike 20 miles. A. unless B. so C. but D. for

47/500

I was tired after my journey, _______ I had been forced to bike 20 miles.

unless

so

but

for

Giải thích

Chọn D