单项选择题
I was ______ to learn that you are going to spend the summer with your parents in Hong Kong.
单项选择题 The actors have to ______ before they appear in front of the strong lights on television.
单项选择题 Being the manager of a large corporation, he has a great deal of ______ to deal with every day.
单项选择题 You must try your best to ______ to the new environment.
