Simple past (date in past), not perfect present
"Would" with past tense
Gerund follows the preposition "for," infinitive does not.
Future Perfect: something happening between present and unspecified future time.
Simple Past Tense
"will" always with present tense sentence
1st action always uses past perfect, 2nd uses simple past.
Past participle instead of simple past
Since and "for" require present perfect tense. "Would" should not be used with present tense.
Noticed the dark-haired man, not specifically "standing."
Gerund functioning as a noun, possessive modifies Lionel doesn't hate Adam (him), but "his singing"