【题目】The professor warned tie students that on no account _____________ use mobile phones in his class.

【题目】Most colleges now offer first-year students a course specially ___________ to help them succeed academically and personally.

【题目】What does the girl suggest the boy do?

【题目】Kate heard a man's voice in the background, but she couldn't ___________ what he was saying.

【题目】How much should the man pay?

【题目】As your spoken English gets better, so ______your written English.

【题目】We can observe that artificial intelligence has already made a(n) ___________on our lives in many ways.

【题目】___________ all the problems, several of the players produced excellent performances.

【题目】____________ to think critically is an important skill today's children will need for the future.

【题目】A study shows the students who are engaged in after-school activities are happier than _________who are not.