Some passersby witnessed the car accident ________ five passengers were killed，a baby included.
| A．in which | B．which |
| C．that | D．in that |
The way he did it was differentwe were used to .
| A．in which | B．in what | C．from what | D．from which |
—Where did you get to know her?
—It was on the farm _________ we worked.
| A．that | B．there | C．which | D．where |
My English teacher’s humor was ___make every student burst into laughter.
| A．so as to | B．such as to | C．such that | D．so that |
---Is Jack on duty today?
---It ________ be him. It's his turn tomorrow.
| A．mustn't | B．won't | C．can't | D．needn't |
—Have you handed in your schoolwork yet?
—Yes, I have. I guess it ______ now.
| A．has graded | B．is graded | C．is being graded | D．is grading |