Đề thi chính thức Tiếng Anh vào 10 năm 2020-2021 (Đề 34)

When I started learning Spanish, (2) ______, I found that I was

34/50

When I started learning Spanish, (2) ______, I found that I was pretty good at it.

therefore

however

though

but

Giải thích

Đáp án B