Don’t worry too much about making ___ mistakes. They are ___ natural part of learning.
| A．/: a | B．the;/ | C．/; the | D．the; the |
“We can’t go out in this weather,” said Bob, _____ out of the window.
| A．looking | B．to look | C．looked | D．having looked |
. The news reporters hurried to the airport, only ____ the film stars had left.
| A．to tell | B．to be told | C．telling | D．told |
Though _____ came that he was completely defeated, he didn’t lost heart.
| A．the word | B．a word | C．word | D．words |
It seems as if the sun ____ round the earth since it rises in the east and sets in the west.
| A．circles | B．is circling | C．has been circling | D．were circling |
I can’t find my dictionary now. Tom must have taken it by mistake, ______?
| A．mustn’t he | B．doesn’t he | C．didn’t he | D．hasn’t he |