PRACTICE TEST 4- Đại từ nhân xưng, Đại từ sở hữu và Đại từ phản thân

She would tell us the truth _______ A. if she knows it B. if she knew it C. unless she knows it D. unless she had known it

74/100

She would tell us the truth _______

if she knows it

if she knew it

unless she knows it

unless she had known it

Giải thích

Chọn đáp án B