1. Most of the students were nervous because they didn't know how difficult would the next test.
2. Last week, Ursula told me that she had enrolled on the Spanish course two days ago.
3. Doctors say that being exposed to sunlight to a long time to be harmful to our skin.
4. I finally asked the owner how long had her bookstore been in business.
5. Maureen advised me going by train for it was less tiring than driving. (câu này sai 2 chỗ, bạn xem lại đề nha)
6. I spoke my father I had passed the driving test, but he didn't believe me.
Cho xin hay nhất nha :))