The correct phrase is "What did they see?" This is because "did" is the auxiliary verb that requires the base form of the main verb, which in this case is "see." Using "saw" would be grammatically incorrect in this context.
i saw See's saw saw Soar's seesaw, see?
no
A saw with glasses on it is commonly referred to as "sawdust."
Saw. As in I saw a movie.
saw. Today, I see a tree. Yesterday, I saw a tree.
The past tense of "see" is "saw." For example, "I saw a movie yesterday."
The duration of See It Saw It is 1800.0 seconds.
"What did you see?" "I saw a plane" Saw is the past tense of see.
You saw it.
See.
Saw is the past tense of the verb to see. The present tense of this verb is see, and the present participle is seeing.
See is a verb. Saw is the past tense form of see. See has no plural!