TOEFL grammar quiz

A laser cane, which the blind find useful, sends out beams that detecting obstacles

• correct

• incorrect

In 1918, Charles Strite invented the timer that turns off the toaster when the bread is toasted

• Correct

• Incorrect

The most convincing evidence that female chimpanzees in Tanzania use the aspilia plant for medicinal purposes.

• correct

• incorrect

When adults come to night classes eager to learn has been the experience of most adult-education teachers.

• correct

• incorrect

A vending machine is a kind of robot that automatically give out candy or other items when money is inserted

• correct

• incorrect

Apprentices sometimes fear that they must not be able to master the intricacies of their chosen craft.

• correct

• incorrect

Arched roofs were built for the first time 2500 years ago.

• correct

• incorrect

East Cocker is where the Anglo-American poet T.S Elliot buiried in 1965

• correct

• incorrect

Even though the team of scientists encounter snow and strong winds, they continued their excavation.

• correct

• incorrect

Mice really aren't more attracted to cheese as they are to grains

• correct

• incorrect