gum的一般过去时怎么写？

gum的第三人称单数（三单）为：gums...

gum的音标：gum的英式发音音标为：[gʌm]gum的美式发音音标为：[ɡʌm]...

gum的现在完成时为：gummed...

gum的现在进行时为：gumming...

When not removed, plaque causes tooth decay and gum disease.牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。I've tried everything from herbal cigarettes to chewing gum.中草药香烟、口香糖之类的我统统都试过了。Deposits of plaque build up between the tooth and the ...

n.口香糖，树胶，黏胶，牙龈vt.& vi.胶合，涂以树胶，使…有粘性...

Spit out that gum and pay attention.把那块口香糖吐出来，注意听。Extraction Method Galbanum gum is collected incisions on the roots of the plant.白松香胶采集于其植株的根部.The gum was three reals.这口香糖是三雷亚尔.Kookaburra sits on an old gum tree.翠鸟坐在一棵老...

attire的现在完成时为：attired...

通往和平的道路将很漫长。The road to peace will be long and drawn-out.他强烈要求保留北大西洋公约组织以维护和平。He argues strongly for retention of NATO as a guarantee of peace.他们被劝服，认识到了和平的好处。They have been per-suaded of the merits of peace....

forbear的一般过去时为：forbore...

Cranberries have become a major cash crop.越橘已经成了主要经济作物。The cash dividends they get from the cash crop would sustain them during the lean season.从经济作物中获得的收益能帮助他们度过不景气的时期。I guess you could say it's the ultimate cash c...

n.车辆，交通工具，手段，工具...

n.掉字，漏写...

As for his job — well, he was very mysterious about it.至于他的工作，他总是显得非常神秘，从不多说。As for you, I don't think you have to go in person.你嘛, 就不用亲自去了.He was cast as [ for the part of ] Hamlet.选派 他扮演哈姆雷特的角色....

“贫血”的近义词/同义词：血虚, 血亏。...

lacunosus的音标：lacunosus的英式发音音标为：[lækjʊ'nəʊsəs]lacunosus的美式发音音标为：[lækjʊ'noʊsəs]...

布伦达握紧椅子扶手时指关节都变白了。Brenda's knuckles were white as she gripped the arms of the chair.他紧紧握住方向盘，握得指关节都变白了。He gripped the wheel until his knuckles whitened.他把手指关节弄得劈啪作响.He cracked the joints of his fingers....

hogtie的现在进行时为：hogtying...

Her sandals were old and somewhat beaten-up, but very comfortable.她的凉鞋旧了，多少还有点破，但是穿起来很舒服。He wore sandals and old jeans and his shirt-tails weren't tucked in.他穿着凉鞋、旧仔裤，衬衫下摆也没塞进裤子里。Her wardrobe consists primarily of h...

We have had some reassurances from the council that the building will be saved.理事会保证会保留那座建筑,这使我们得到了些许安慰.Everybody's reassurances have encouraged me.大家的勉励鼓舞了我.Months passed and it felt like our relatives could reassu...

在拿吃的之前，用热肥皂水把手好好地洗干净。Wash your hands thoroughly with hot soapy water before handling any food.请于今日将随函附上的捐款表格用所提供的邮资预付的信封寄回。Return the enclosed Donation Form today in the prepaid envelope provided.他把聪明都用在了犯罪上，太可惜了。Too bad...

The satin slippers tread daintily through the dewy grass.缎子拖鞋轻盈地踏过沾着露珠的草地。She was taking tiny bites of a hot dog and daintily wiping her lips with a napkin.她小口地吃着热狗，用餐巾优雅地擦着嘴。She nibbled daintily at her cake.她优雅地一点一点地吃着自...