单选题 With ___ help, I can finish it by myself.

单选题 We can't ___ examinations not because it's the best system, but rather because we have no ___ a better way to evaluate students.

单选题 The professor knew that some students were given to over-quoting in their paper, but one student ___ the professor. He simply downloaded a whole essay from the Internet and passed it off as his own. This was ___ .

单选题 He was obsessed with making money or busy fame. Throughout his life, he was either busy making money or busy fame.

单选题 Once the war decision was made, they immediately ___ allies who would ___ them rain or shine.

单选题 She ___ to that position in the company, and she felt she was qualified.

单选题 The government said that they had to use force to maintain social stability, but many people ___ that it wouldn't ___ stability and social harmony.

单选题 They still ___ many advanced countries in this problem, and they must not let the opportunity ___ .