1. You don't look well. You see a doctor. could need to are to should

1. You don't look well. You                  see a doctor.

• A. could
• B. need to
• C. are to
• D. should

Dịch nghĩa: Bạn trông không được khoẻ. Bạn nên đi khám bác sĩ.

Þ Đáp án là D

(should + V-bare: nên làm gì)