Only after the woman had her own child ___ how difficult it was to be a mother.
| A．she realized | B．had she realized | C．she had realized | D．did she realize |
The motorcycle competition in the desert, __________ lasted ten days, is over now.
| A．where | B．it | C．that | D．which |
Li Ming got high marks in the exam, __________ surprised his classmates.
| A．when | B．that | C．which | D．who |
The gardener was called to tell the way __________ the poor dog had died.
| A．that | B．which | C．in that | D．of which |
A man with a bleeding hand hurried in and asked, "Is there ahospital __________ I can get some medicine for my wounded hand?"
| A．that | B．which | C．where | D．what |
Because he failed to pay his bill, the company __________ his electricity.
| A．cut off | B．cut out | C．cut up | D．cut down |