We should know that we can only reach the top if we are ready to ______ and learn from failure.

单项选择题—The dinner was delicious! —I agree. I am so full. —That's too bad. But some dessert ______.

单项选择题—This wall of air is an effective answer to the problem and it ______ work. —But it is a question to put such a wall of air around the statue.

单项选择题We are going to discuss the way of reading works ______ it is used for real life purposes, and this should give you a better understanding of it.

单项选择题Scientists say they have found a way to produce the human body's own cancer-killing cells through gene treatment, ______ new hope to cancer sufferers.

单项选择题—Thank you so much for the lovely evening, Dennis. —You're quite welcome, Julie. ______. We'd been looking forward to seeing you.