—I drove to Zhuhai for the air show last week.
—Is that _______ you had a few days off?
| A．why |
| B．when |
| C．that |
| D．where |
When I entered the classroom, I saw Mary ______ at the desk and ______ a letter.
| A．seating; writing | B．seated; wrote | C．sitting; wrote | D．seated; writing |
He remained calm ________ nothing had happened,______ astonished all of us.
| A．as though; which | B．as if; what | C．even if; who | D．so that; that |
She always finds _____ a waste of money and time ______a day dream in school.
that; to dream B. this ; to dream C. its; dreaming D. it ; dreaming
________ will be in charge of the project______ been decided yet.
| A．Whoever; haven’t | B．Which; hasn’t |
| C．Who; hasn’t | D．Whichever; haven’t |
______worried the child most was _____ to visit his mother in the hospital.
| A．What; his not allowing | B．What ; his not being allowed |
| C．Which; his being not allowed | D．That; not having been allowed |