Only when I left my parents ________ how much I loved them.
| A．I realized | B．I have realized | C．had I realized | D．did I realize |
Nowhere else in the world ________ such a quiet，beautiful place.
| A．can there be | B．there can be |
| C．there be can | D．can be there |
Our neighbor has ________ ours.
| A．as a big house as | B．as big a house as |
| C．the same big house as | D．a house the same big as |
________on a clear day，far from the city crowds，the mountains give him a sense of peace.
| A．Walked | B．To walk |
| C．Having walked | D．When he is walking |
Drive ________until you come to the small town，which lies about 100 kilometers ________ London.
| A．north; to the east | B．north; east of |
| C．to north; east of | D．to north; in the east |
—What's that terrible noise?
—The neighbors ________ for a party.
| A．have prepared | B．are preparing |
| C．prepare | D．will prepare |