However, he was color blind, so he had to rely on the eyes of his assistant, who could easily (430)________all the seven colors: red, orange, yellow, green, blue, indigo and violet.

390)_______ people continue cutting down that many trees in Sarawak rain forest, all the trees could be gone in eight years.

We can infer from the passage that

The word “them” means

According to the passage, which of the following is learning in broad view comprised of?

It can be inferred from the passage that social workers, employers, and politicians concern themselves with the study of learning because they need to ______.

The word “prevent” in paragraph 1 is closest in meaning to

The word “emaciated” in the passage mostly means

The phrase “in season” in paragraph 1 refers to

Secondary rainbows are unusual because the light is reflected twice within the raindrop before it (431)________ a rainbow, so the colors are in reverse order and not as bright as primary rainbows.

Sailors came back from these islands with

A survey by the French army in 1881 showed that among the 387 men (411) __________there were 1,333 designs.

The word “exalting” in the passage is closest in meaning to