Structure @ written expressions: stc/verb/prep+stc patt

General Grant had General Lee........him at Appomattox to sign the official surrender of the Confederate forces.

• to meet

• met

• meet

• meeting

If a ruby is heated it.............temporarily lose its color.

• would

• will

• does

• has

Political demonstrations on American campuses have been abated

• after 1970

• in 1970

• for 1970

• since 1970

Travelers ............their reservations well in advance if they want to fly during the Christmas holidays.

• had better to go

• had to get better

• had better get

• had better got

Indiana's Lost River ...........underground for a distance of 22 miles

• travels

• traveling

• to travel

• it travels

(A) The first laser (B) is made by an American scientist (C) called Theodore Maiman (D) working in California

in 1960.

• A

• B

• C

• D

___________in fluorescent lamps, television tubes, and other devices.

• (A) Phosphors are used

• (B) It is phosphors

• (C) To use phosphors

• (D) Using phosphors

8. The tips of some undersea mountains _______ islands in the middle of the ocean.

• (A) to form

• (B) they form

• (C) form

• (D) forming

9. ______ of fish: jawless fish, cartilaginous fish, and bony fish.

• (A) It is three types

• (B) There are three types

• (C) Three types

• (D) Three types are

10. _____ to stop yourself from blinking except for it short period of time.

• (A) Impossible it

• B) impossible

• (C) It impossible

• (D) it is impossible