stub的第三人称单数怎么写？

Signs across the entrances warn all visitors to stub out their cigarettes.入口处的告示牌提醒游客们熄灭香烟。He paused to stub out the butt of his cigar.他停下来，踩灭了手中的烟头。He pulled the stub of a pencil from behind his ear.他从耳后拿出一小段铅笔头。...

stub的复数形式为：stubs...

stub的现在进行时为：stubbing...

n.树桩，铅笔头，烟蒂，票根，存根vt.使（脚趾）碰到某物，捻灭（香烟，雪茄等），连根拔出...

You prepared to let me stub it out on your eyeball?你同意我在你的眼球上熄掉它 吗 ?He pulled the stub of a pencil from behind his ear.他从耳后拿出一小段铅笔头。He paused to stub out the butt of his cigar.他停下来，踩灭了手中的烟头。Signs across the entrances war...

stub的现在完成时为：stubbed...

stub的一般过去时为：stubbed...

stub的音标：stub的英式发音音标为：[stʌb]stub的美式发音音标为：[stʌb]...

grammar的近义词/同义词有：laws, essentials, rudiments, rules, syntax, organization, order, linguistics, basics, accidence, system, principles。n.grammar的近义词（语法,基本原理,入门）：laws, essentials, rudiments, rules, syntax, organization, ord...

marls的音标：...

“用途”的近义词/同义词：用处。...

moon的复数形式为：moons...

A hundred years after Confucius died, Mencius taught and expanded Confucian doctrine.孔子去世100年后, 孟子传授并阐发了孔子的学说.All through the feudal ages the ruling class did their best to shackle women with Confucian ethics.历代封建统治阶级都力图...

diazobenzene的音标：diazobenzene的英式发音音标为：[dɪætsə'benzi:n]diazobenzene的美式发音音标为：[dɪætsə'benzin]...

adj.可合汞的，可成合金的，可以混合的...

n.经期延长...

She blenches at the very thought of changing a baby's dirty nappy.她一想到给婴儿换脏尿布就不愿意....

Rudolph leaned forward intently, gloriously battered by the music, his eyes glued on the Negro trumpeter.鲁道夫急切地听着, 这音乐叫他大为倾倒,眼睛盯着那吹小号的黑人.A trumpeter swan glides across the surface of the Yellowstone River.一只号手天鹅正游过黄石河的水面...

bunt的现在完成时为：bunted...

吸引，（火车）进站，节省，拘留...

n.秘密，奥秘...

decomplier的音标：decomplier的英式发音音标为：['di:kəmplɪəə]decomplier的美式发音音标为：['dikəmplɪrə]...

They were very obliging and offered to wait for us.他们非常热情，主动提出等候我们。He is an extremely pleasant and obliging man.他是个非常友善、古道热肠的人。He is a diamond of the first water, always obliging.他是第一流的好人, 总是乐于帮助别人。He is very obliging. H...