So far, all of the infected people are thought _______ the flu after direct contact with sick birds.
| A．to have caught | B．having caught | C．to catch | D．being caught |
相关试题
I sight of an empty seat at the back of the bus and went directly there.
A. lost B caught C. looked D. took
_______ in a friendly way, their quarrel came to an end.
| A．Being settled | B．Settled | C．Settling | D．Having settled |
There was a traffic jam. ___________，he was late.
A As a result B As a result of C As the res
ult D As result
The population of China is larger than ______ of the United States.
| A．this | B．that | C．these | D．those |
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