There are many kinds _____, but I don’t know which to buy.
Please tell me how the accident _______. I am still in the dark.
It is______ of him to set his aim high but do little, so he is always leaving things undone. A. specific B. typical c. flexible D. widespread
— Do you think it's a good idea to make friends with your students? —________, I do. I think it's a great idea.
Mary couldn’t________ the terrible working conditions in that factory and resigned last week.
Some passers-by witnessed the car accident ______ five passengers were killed, a baby included.