The old man had three sons, all of______served in the army during the war.
A. them
B. that
C. which
D. whom
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This crop has similar quantities to theprevious one, ______ both wind-resistant and adapted to the same type of soil.
A. being
B. been
C. to be
D. having been
This kind of glasses manufactured byexperienced craftsmen ______ comfortably.
A. is worn
B. wears
C. wearing
D. are worn
The teacher ______ his lesson withpictures.
A. illustrated
B. explained
C. illustration
D. illuminated
Although Anne is happy with her success,she wonders ______ will happen to her private life.
A. that
B. this
C. it
D. what