Cleaning women in big cities usually get _______ by the hour.
| A．pay | B．paying | C．paid | D．to pay |
This is the reason ______ she explained in the report for her success in the job.
| A．what | B．that | C．how | D．where |
Not far from the club there was a garden, ______ owner was seated in an armchair there playing chess with some friends.
| A．whose | B．his | C．its | D．which |
—How did you find him out? —I ______ his name by chance on the list.
| A．came down | B．came about | C．came up | D．came across |
If you ______ talk about it with me, please wait till I finish my work at hand.
| A．can | B．may | C．must | D．should |
Because they usually receive the same score in the exams, there’s often disagreement as to ______ is the better student, John or Mary.
| A．whom | B．which | C．that | D．what |