The CASS said the scores were based on corporate responsibility and financial reports,. But some people raised__________ about whether the information was reliable. 

David is a skillful worker. I’m sure he has enough _______ to fix all the electronic ______.

It’s really a(n)         that Tony, a child of only two, can play the piano so well.

The first performance of the musical play “The Sound of Music” aroused ____in audience.

Glad to meet you and here is my card. Let’s keep in______ later.