Harry Potter has made reading popular again, ______ is why parents and teachers like the book, too．
| A．that | B．who |
| C．which | D．what |
Xiamen Xiang'an Tunnel, _____ is the first undersea tunnel built in mainland China, opened to traffic on April 26th．
| A．that | B．what | C．where | D．which |
A survey of the opinions of experts ____ that drinking a glass of hot milk before going to bed helps one sleep well．
| A．shows | B．show | C．is showing | D．have shown |
—Which of the two iPods do you prefer?
—To tell you the truth, I don't like _____ of them．
| A．both | B．either | C．none | D．neither |
______ in her novel that she didn’t hear what I was saying．
| A．So absorbed had Nancy | B．So absorbed Nancy was |
| C．So absorbed was Nancy | D．So absorbed Nancy had |
You never imagine what trouble I have had ______ your house．It took me nearly 2 hours．
| A．to find | B．finding |
| C．found | D．for finding |