Structure

1. Air blowing over a fairly warm sea _____ with moisture.

1. the quick saturation
2. quickly becomes saturated
3. it becomes saturated quickly
4. to saturate it quickly

2. A church built in the Gothic style _____ pointed arches.

1. often has
2. often having
3. to have often
4. it often has

3. The rings _____ are made of billions of chunks of ice.

1. they circle Saturn
2. are circling Saturn
3. circle Saturn
4. circling Saturn

4. The largest volcano _____ in the solar system is Olympus Mons, on Mars.

1. found
2. it is found
3. is found
4. finds

5. _____ is the scientific definition of work.

1. A force moves an object
2. For the moving force of an object
3. A force moving an object
4. A force is moving an object

6. _____ as money were certain kinds of cowries.

1. The shells were most widely used
2. Because of the wide use of shells
3. The shells most widely used
4. They used shells widely

7. A primitive, undersea ~animal~ resembling a garden cucumber _____.

1. a sea cucumber is called
2. is called a sea cucumber
3. to call a sea cucumber
4. calling a sea cucumber

8. Sails made of cloth tied onto timber supports _____ power early windmills.

1. were used to
2. the use of
3. using
4. they used

9. A single _____ through a magnetic field flies in a spiral path.

1. moves an electron
2. electron is moving
3. electron moving
4. electron moves

10. Immunity _____ from disease or from vaccination is called active immunity.

1. is acquired
2. acquired
3. it is acquired
4. acquires

11. The bony sword _____ the upper jaw of a swordfish makes up about one-third of its length.

1. extending from
2. it extends from
3. extends from
4. is extending from

12. _____ to the U. S. Supreme Court was Sandra Day O'Conner, in 1981.

1. The woman had been appointed first\
2. For the appointment of the first woman\
3. The first ~woman appointed~\
4. The first woman was appointed

13. Energy coming from the hot, molten rock inside the earth _____.

1. geothermal energy
2. the energy is geothermal
3. to be geothermal energy
4. is geothermal energy

14. The Mariana Trench, located within the Pacific Ocean, _____ on Earth.

1. on the lowest point
2. is the lowest point
3. to lower the point
4. the point is lowest

15. _____ from the sleep disorder narcolepsy is seized with sudden and irresistible attacks of sleep.

1. For a person to suffer
2. A person suffers
3. A person is suffering
4. A person suffering

irregular verbs

IRREGULAR VERBS

1	arise	arose	arisen
2	awake	awoke	awoken
3	be	was/were	been
4	beat	beat	beaten
5	become	became	become
6	begin	began	begun
7	bend	bent	bent
8	bind	bound	bound
9	bite	bit	bitten
10	bleed	bled	bled
11	blow	blew	blown
12	break	broke	broken
13	breed	bred	bred
14	bring	brought	brought
15	broadcast	broadcast	broadcast
16	build	built	built
17	burn	burnt, burned	burnt, burned
18	buy	bought	bought
19	catch	caught	caught
20	choose	chose	chosen
21	cling	clung	clung
22	come	came	come
23	cost	cost,	cost
24	creep	crept	crept
25	cut	cut	cut
26	deal	dealt	dealt
27	dig	dug	dug
28	dive	dived; (us) dove	dived
29	do	did	done
30	draw	drew	drawn
31	dream	dreamt	dreamt
32	drink	drank	drunk
33	drive	drove	driven
34	eat	ate	eaten
35	fall	fell	fallen
36	feed	fed	fed
37	feel	felt	felt
38	fight	fought	fought
39	find	found	found
40	flee	fled	fled
41	fling	flung	flung
42	fly	flew	flown