“ Apple, pear, peach, orange, lemon, etc. ” make up the ______ of “ fruit ”.

The differences between synonyms exist in the following areas EXCEPT ______.

Words that are identical only in spelling but different in sound and meaning are called ______.

Which of the following statements is TRUE?

When a reader comes across the word “ home” in his reading, the word may remind him of his “ family, friends, warmth, safety, etc. ” In this sense, the word “ home” conveys ______.

One can figure out the meaning of “ airmail ” to be “ mail by air ” by its ______.

Which of the following is partially converted?

From the viewpoint of word formation, the word “ smog” is a ______.

Among the following words, “ ______ ” contains a negative prefix.

Which of the following words does NOT have suffixes?