Mark the letter A, B, C, or D to indicate the underlined part that needs correction in the following question.

Because Harry is sick today, he can't going to school.

A. today

B. can't going

C. is

D. Because

Đáp án đúng: B

Can/Can’t + V (infinitive): không thể làm gì

Sửa: can’t going → can’t go

Dịch nghĩa: Vì hôm nay Harry bị ốm, cậu ấy không thể tới trường.