1, Her brother speaks less persuasively than she does.
2, We should study Mars to see if life ever existed there. (câu này mình nghĩ nên viết lại bắt đầu là “We” that vì là “were” nhé, có lẽ đề nhầm)
3, A person is more likely to get a cold in the winter than in the summer.
4, She wanted her daughters to be more polite while eating.
5, Male insurance agents outnumber female agents.
6, The truck is little more expensive than the van.
7, He is more successful as a husband than as a father.
8, Are these the cheapest televisions that you’ve got?
9, The weather was better than I had expected.
10, She was unhappier than she had ever been before.
11, I don’t know as much about it as she does.
12, Never have there been more people out of work in this country.