The failure was a big _________ to him, but he didn’t _________ and soon got as enthusiastic as ever.

I think____ important to learn English well.

How do you like my suggestion — As far as I’m concerned, it deserves _______.

spects of a pilot’s job__________ beboring, and pilots often ________ work at inconvenient hours．

twobrothers, Bill is younger one, and he is a quietboy, _____ that most adults like very much