The further falling of the stock market as reported today has ________ a fresh wave of selling.

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

They ________ many difficulties during World War II, but they never lost confidence about life. 

I’m sorry to have ______ you with too many questions on such an occasion.

Butterflies ________ a sweet liquid produced by flowers, which bees and other insects collect.