The place _______interested me most was the Children's Palace.
| A．Which | B．where | C．what | D．in which |
It worried her a bit ____ her hair was turning grey.
| A．while | B．that | C．if | D．for |
The reason why I didn't go to Shanghai was ________ a new job.
| A．because I got | B．because of getting |
| C．I got | D．that I got |
________ makes mistakes must correct them.
| A．What | B．That | C．Whoever | D．Whatever |
"Is Mary from New York City " "I don't know _______."
| A．from what city does she come from | B．from what city she come |
| C．what city does she come from | D．what city she comes from |
His success was because of ________ he had been working hard.
| A．that | B．the fact which | C．the fact that | D．the fact |