TOEFL Structure (Problems with Subject/Verb Agreement)

Front

Among bees, ____ a highly elaborate form of communication.

Back

occurs

Front

Heated by solar energy have collectors on roofs to trap sunlight.

Back

Homes

Front

Binary system uses only two symbols.

Back

B

Front

Scientists at the medical center is trying to determine a relationship between saccharine and cancer.

Back

A

Front

On the rim of Kilauea volcano in the Hawaiian Islands is a hotel called the Volcano Hotel.

Back

C

Front

Great digital advances of the electronic age, like integrated circuitry and microcomputers, have been planted in tiny chips.

Back

C

Front

1 in 4 arrests involve a juvenile.

Back

D

Front

Kepler's Laws outline planetary movement, formulated without a telescope.

Back

A

Front

Two-thirds vote by both houses to override a presidential veto.

Back

B

Front

Evidence since Webster's paper shows no new ideas to contradict his theory.

Back

B