PRONOUNS IN INDIRECT QUESTIONS.
Special caution needed here.
127. It is sometimes hard for the student to tell a relative from an interrogative pronoun. In the regular direct question the interrogative is easily recognized; so is the relative when an antecedent is close by. But compare the following in pairs:—
1.
(a) Like a gentleman of leisure who is strolling out for pleasure.
(b) Well we knew who stood behind, though the earthwork hid them.
2.
(a) But what you gain in time is perhaps lost in power.
(b) But what had become of them they knew not.
3.