Question

Radar is an electronic device that can “see” great distances (1)_____fog, rain, snow, cloud, and darkness. It can find and (2)_____locate missiles, aircraft, ships, cities, rainstorms, and mountains. Radar uses radio waves, (3)_____light waves, which the human eye uses in seeing. This makes it (4)_____for radar to locate many kinds of objects at (5)_____greater distances than the eye can see. Radar became an important military device during World War II. Today, networks of radar lookout stations guard the United States and Canada 24 hours a day against (6)_____missiles and airplanes. Patrol planes and ships (7)_____the oceans with radar for hostile ships and aircraft. Airports use radar to ()_____planes safety to earth in fog or storms. Ships use it to steer clear of other (59)_____or icebergs. Radar helps weathermen warn of (10)_____ hurricanes or tornadoes.

1.	A. in spite	B. despite	C. though	D. although
2	A. cure	B. exact	C. accurately	D. accurate
3.	A. instead of	B. in addition	C. in stead	D. in addition to
4.	A. possibility	B. possible	C.possibly	D. can
5.	A. well	B. farther	C. far	D. further
6.	A. long range	B. low range	C. ranged	D. length range
7.	A. use	B. find	C. seek	D. search
8.	A. find	B. take	C. guide	D. guidance
9.	A. vessel	B. vessels	C. sail	D. sails
10.	A. to approach	B. approaches	C. approach	D. approaching

Answer 1

Radar is an electronic device that can “see” great distances (1)_____fog, rain, snow, cloud, and darkness. It can find and (2)_____locate missiles, aircraft, ships, cities, rainstorms, and mountains. Radar uses radio waves, (3)_____light waves, which the human eye uses in seeing. This makes it (4)_____for radar to locate many kinds of objects at (5)_____greater distances than the eye can see. Radar became an important military device during World War II. Today, networks of radar lookout stations guard the United States and Canada 24 hours a day against (6)_____missiles and airplanes. Patrol planes and ships (7)_____the oceans with radar for hostile ships and aircraft. Airports use radar to (8)_____planes safety to earth in fog or storms. Ships use it to steer clear of other (9)_____or icebergs. Radar helps weathermen warn of (10)_____ hurricanes or tornadoes.

1.	A. in spite	B. despite	C. though	D. although
2	A. cure	B. exact	C. accurately	D. accurate
3.	A. instead of	B. in addition	C. in stead	D. in addition to
4.	A. possibility	B. possible	C.possibly	D. can
5.	A. well	B. farther	C. far	D. further
6.	A. long range	B. low range	C. ranged	D. length range
7.	A. use	B. find	C. seek	D. search
8.	A. find	B. take	C. guide	D. guidance
9.	A. vessel	B. vessels	C. sail	D. sails
10.	A. to approach	B. approaches	C. approach	D. approaching