单选题 ________ Tom ________ Mary can help me, for they are very busy.

单选题 It is because he is kind and modest ________ he wins the respect of all presents.

单选题 Some people think ________ about their rights than about their duties.

单选题 She's had her hair________ really short, but she likes it off.

单选题 Young ________ he is, he knows how to get along with others.

单选题 We've missed the last bus. I'm afraid we have no ________ but to take a taxi.

单选题 He was drinking pop ________ the rest of us drank whisky.

单选题 A new theory is ________ in his latest book.