Sensible people don’t think it is_______ to buy things which are not needed even at a low price.
— Let’s go to a movie after work, OK?— _____________
He is said to be very rich, but I don’t understand why he is always _______.
I thought I was going to fail the exam, but I passed _______.
I am sure that _______ you said is wrong.
I had no idea when World War Ⅱ________,so I turned to my teacher for help.