The world needs more food, and it (391)______ like a good idea to clear the rain forests and use the land for agriculture.

We can infer from the passage that

The word “them” means

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.

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

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

The word “emaciated” in the passage mostly means

Sailors came back from these islands with

The (389)______ trees are cut down to sell the wood to start farms.

Getting married, raising children, and finding and keeping a job are mentioned in paragraph 2 as examples of ______.

The author implies that________.

Which of the following best explains why composting is not feasible on a large scale?

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