About 15 million visitors _______ to come to the 2010 Harbin Ice& Snow Festival where exhibitions of ice and snow sculptures are a highlight．
| A．are expected | B．will be expected | C．expect | D．will expect |
The flu is believed _____by viruses that like to reproduce in the cells inside the human nose and throat.
| A．causing | B．being caused | C．to be caused | D．to have caused |
The flowers _________sweet in the botanic garden attract the visitors to the beauty of nature．
| A．to smell | B．smelling | C．smelt | D．to be smelt |
--You have made progress in your English study, haven’t you?
--Yes, but much ____.
A remains to doB is remained to do
C remains to be done D is remained to be done
The boy ________ in the bed ________ to his friend that a cock laid an egg yesterday.
| A．lay; lay | B．lying; lay | C．lying; lied | D．lied; lying |
This book ______ 50 maps, _______ 20 of America’s.
| A．contains, including | B．contains, includes |
| C．includes, containing | D．includes, contained |