He cooked a great meal to _______ the help of his neighbors in finding his lost little daughter.

In spite of the negative ________, “So Young”, directed by Chinese director Zhaowei, is well-received by the audience and is a real success.

---What do you think of the old couple?-----It was an act of _____that they distributed food among the homeless.

Li Lei cannot eat so big a watermelon. You have to cut it_______.

One way for students to prevent H7N9 flu virus is to open the windows of the classroom to allow the air to ________.