Rosa regretted giving her opinion about the decision directly, feeling ________ she should have expressed it differently.
A．how B．why
C．that D．if
You must notice ________ the emergency exit is when you enter the building.
A．which B．where
C．what D．in which
Although he has become wealthy, Mr. Wood remains ________ he used to be, modest and friendly.
A．when B．where
C．how D．what
—How do you think I can make up with Tom?
—Put aside ________ you disagree and try to find ________ you have in common.
A．what; what B．where; what
C．what; whether D．where; whether
—I wonder ________ so many people are crazy about Gangnam Style.
—It's good for bodybuilding, and it brings people a lot of fun, you know.
A．how B．where
C．why D．that
Sometimes, ________ we show our gratitude for a person is reflected in the kind of food we serve him or her.
A．when B．whether
C．why D．how
