16. This experiment turned out to be____failure, but, as we know, success often comes after___failure.
Do you think you could ______ his voice on the phone?
______ is to be awarded the highest award at this evening’s meeting.
Glad to meet you and here is my card. Let’s keep in______ later.
When Alice saw a ______ tiger in front of her, she felt that she was ______.
To "stick to something" means that you continue to do it and don’t ______.