How many American servicemen missing from the Vietnam War shown in the recent photograph offered by a private organization？
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It seems oil ______ from this pipe for some time. We' 11 have to take the machine apart to
A. had leaked
B. is leaking
C. leaked
D. has been leaking
What is the total amount of postage required to mail the package？
A. $5.45
B. 1
C. 0.95
How did the man find out about the room？
A. From the school housing office.
B. From a newspaper advertisement.
C. From his friends at school.
Where is Fred now？
At lunch.
B. At the office.
C. In class.
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