---We all wonder ____ the relationship between France and China is good again now?
---Because the two countries have common national benefits.
| A．why it is that | B．why it is | C．that it is why | D．it is why |
The church ________ from the 18th century is under repair at present.
| A．dates | B．to date | C．dated | D．dating |
A special dance ________ horse dance becomes so hot that many famous people can't help copying that.
| A．to be called | B．called |
| C．calling | D．being called |
—Who is the girl over there?
—Isn't that the secretary you want ________ the article?
| A．to have type | B．her to type |
| C．to have typed | D．her type |
As the immune system weakens, it loses the ability ________ illnesses.
| A．fighting | B．fought |
| C．to fight | D．to be fought |
My mother went to the private school in person ________ that I would be safe there.
| A．confirming | B．having confirmed |
| C．to confirm | D．confirmed |