.
. People used to think that heavy objects always fell faster than light ________.
| A．ones | B．the ones | C．these | D．those |
Thousands of Haitians cheered as the Chinese medical team arrived，many of ____ even cried with joy.
| A．those | B．them | C．whom | D．who |
Some experts think the wolf's team spirit for survival is ____ is needed in today’s competitive culture.
| A．that | B．what | C．which | D．how |
A well-written composition__________ a good choice of words and clear organization among other things.
| A．calls on | B．calls for | C．calls up | D．calls off |
—________I’m very busy now. Could I call you back after work?
— OK. I’ll wait for you.
| A．Probably | B．Occasionally | C．Frequently | D．Actually |
________ideas and contents of the 60th national day, the great ceremony was very successful.
| A．In terms of | B．In favour of | C．In charge of | D．In memory of |