Little ______ about her own safety, though she was in great danger herself.
A. did Rose care B. Rose did care C. Rose does care D. does Rose care
______ to reach them on the phone, we sent an email instead.
A. Fail B. Failed C. To fail D. Having failed
Our bodies are strengthened by taking exercise. ______, our minds are developed by learning.
A. Probably B. Likely C. Similarly D. Generally
American Indians ______ about five percent of the U.S. population.
A. fill up B. bring up C. set up D. make up
The problem of global warming is serious. ______, the sea levels have risen a little.
A. As a result B. On the contrary C. In particular D. In other words
At the beginning of class, the noise of desks ______ could be heard outside the classroom.
A. opened and closed B. to be opened and closed
C. being opened and closed D. to open and close
