DAY-2. Errors in Word Choice exercise 33.3

1) The mineral talc is (_____________) soft that it can be scratched with a fingernail.

2) Oceanographers use rohots and unmanned submarines to explore parts of the ocean that are (_______________) deep for people to explore safely.

3)  (__________________) much paper money was printed during the Revolutionary War that it became almost worthless.

4) The walking stick is an insect with (______________) close resemblance to a twig that it escapes the notice of its enemies.

5) At present, solar cells are (________________) expensive and inefficient to be used in the commercial generation of electricity.

6)  Acrylic plastics are very hard and are (______________) clear as glass.

7) Founded in 1682, Norfolk developed (____________) prosperous sea trade that it quickly became the largest town in the colony of Virginia. 

8) Continental islands are (_____________) close to continents that their plant and animal life are identical to life on the mainland.

9) Timberline is the elevation on a mountainside above which temperatures he come (_______________) cold for most trees to grow.

10)  A few people have (_____________) good eyesight that they can actually see the brightest stars during full daylight.