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?

A mong the following words, “ ______ ” does NOT have inflectional affixes.

How many monomorphemic words are there in the following words? cats boss work improper tried

Modern English vocabulary develops through the following channels EXCEPT ______.

Which of the following is NOT one of the main sources of new words in the present-day English vocabulary?

The Indo-European language family is made up of the languages of the following EXCEPT ______ .