If everyone ______, how would we control the traffic?
Đây là câu điều kiện loại 2, trong mệnh đề “if” ta dùng dạng quá khứ của động từ thường hoặc động từ khuyết thiếu. Đáp án là A: could fly
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
______ his brother, Mike is active and friendly.
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
Supporters of free-market globalization point out that_____________________ .
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
_______ has been a topic of continual geological research.
The examination was not very difficult, but it was_____________________ long.
Michael looked deeply hurt and surprised when_____________________ .
I am sorry I have no time at present to____________________ detail of our plan.
The boat was sailing north when a terrible storm_____________ .