—When Tom got to the examination room, he realized he ______ his pen at home.-Oh, he is too careless.
The accident was due ______ careless driving. That was too terrible! A. for B. with C. to
—What do you want to be in the future, Lucy? —I want to be _____ pilot. It is _____exciting job. A. a; a B. a; an C. the; an
— It’s cold here. — OK. I___________ the window.
He likes to sleep with the windows ____________.
— Are you willing to live on Mars(火星)? — ___________ It sounds exciting, but it still worries me.