—Are you free tomorrow afternoon?
—I'm afraid not. I'll have to __________ an important lecture given by a famous professor.
| A．join | B．take part in |
| C．attend | D．enter |
The manager said that they had an _____ plan if the plan they had submitted was not accepted.
| A．alternate | B．alternative | C．absolute | D．appreciable |
Because the children keep interrupting her whenever she reads a book, she is always _____ her place.
| A．loosing | B．missing | C．losing | D．looking for |
. As he had no friends and relatives in the town, the traveler tried to find a _____ somewhere.
| A．log | B．lodge | C．landing | D．lodging |
Russia's withdrawal of its experts from China did not strangle (压垮) the Chinese people; _____ it stirred up their enthusiasm for greater exertions.
| A．on the other hand | B．on the contrary | C．to the contrary | D．in consequence |
She has lost her handbag with the _____ sum of $150 in it.
| A．extraordinary | B．important | C．considerable | D．valuable |