I have a test to take tomorrow morning. If I ____ free time, I ____ to Cuc Phuong National Park with you.
Đáp án đúng là: A. had - would go
Giải thích:
This is a type 2 conditional sentence, which uses the past simple tense in the 'if' clause and 'would + base form of the verb' in the main clause. Therefore, the correct answer is A.
