—Believe it or not,my sister and I are twins.—Oh,you must have had the case________you were taken for your sister.
Nobody can deny that a fine house is a ________ of status and wealth.
—Her father is very rich.—________ She wouldn't accept his help even if it were offered.
Some parents are just too protective. They want to ________ their kids from every kind of danger, real or imagined.
People have always been ________ about exactly how life on earth began.
When I reached front door, I suddenly saw strange sight last night.