“How was ______ they discovered the entrance to the underground palace？” “Totally by chance.”
| A．it that | B．he that |
| C．it when | D．he which |
Has all that ____ without delay ____ yet?
| A．can do…being done | B．done…been done |
| C．ought to be done…to do | D．should be done…been done |
A man may usually be known by the books he reads _____ by the friends he keeps.
| A．as usual | B．as soon as | C．as if | D．as well as |
Although he is often tired _____ his work, he is never tired _____ his job. In fact, he enjoys it.
| A．of…with | B．with…from | C．with…of | D．at…with |
— Is your mother still a teacher?
— ______.
| A．Yes, she was | B．She didn’t use to |
| C．No, but she used to | D．No, but she used to be |
Because of the bad weather, my mother ____ and lay in bed. She ______ for a week.
| A．has been ill; was ill | B．fell ill; has fallen ill | C．fell ill; has been ill | D．fell ill; is ill |