befondtodo还是doing

干的东1988be useful in doing还是for doing还是to do -
霍谭泥15387194247 ______ sth be useful to sb某事对于某人是有用的 it is useful for sb to do sth 对于某人来说做某事是有用的 例如:This book is useful to you It is useful for you to read this book

干的东1988怎么确定是用determine to do还是用be determined to do -
霍谭泥15387194247 ______ 从语法结构上来看就是主动与被动的区分,一个是心之所向,自己决定的,一个是由于其他条件被决定的.第一句 她决定在那个特别的下午走.第二句,他决定出国留学(但情感上是被迫的)

干的东1988be up to do 还是 be up doing 哪个对 -
霍谭泥15387194247 ______ (1)没有be up to do这种说法. (2)be up to doing sth. (体力或智力上)能胜任:I'm not up to going to work today.今天我不能去上班.(可能是身体不舒服.) (3)be up to sth. (体力或智力上)能胜任:He is not up to the job.他无法胜任这项工作...

干的东1988在上面的便笺上留言是写“to”还是“for” -
霍谭泥15387194247 ______ 给某人的用to

干的东1988help to do Sth还是help doing Sth还是help do Sth -
霍谭泥15387194247 ______ help 两皆可 这“两”指的是 help sb to do sth 和help sb do sth 如果后面直接接sth,就用with: help sb with sth

干的东1988pretend后面跟什么是do还是to do 还是doing -
霍谭泥15387194247 ______ pretend后面是to do pretend to do sth 是固定搭配 pretend后可以接四种: pretend to be 假装是... pretend to be doing 假装在干... pretend to + 动词原形 假装.. pretend to have done 假装已经(表示动作已发生) 参考资料 百度:https://zhidao.baidu.com/question/475010076.html

干的东1988dream to do还是dream of doing? -
霍谭泥15387194247 ______ 这两个都是正确的,只是用法不一样,例句 It was her dream to do something really incredible here. 开一家蜡像馆成了她的梦想. I shouldn't dream of doing such a thing. 我不该梦想做这样的事. 在不同的句子有不同的意思,用法也是不一样的,看到题目就可以直到用那个了 望采纳,谢谢

干的东1988决定做某事是determine to do还是be determined to do -
霍谭泥15387194247 ______ 两个都是可以,在百度词条中也可以看出来determine to do 和be determined to do有 She determined to go that very afternoon. 她决定那天下午走. He was determined to win the game. 他决心赢那场比赛.

干的东1988be difficult后跟to还是for
霍谭泥15387194247 ______ It is very difficult for a smoker to do without tobacco. 对吸烟的人来说,戒烟是很困难的 It is difficult for me to stop smoking. 戒烟对我来说是困难的. 从这2个例子可以看出,be difficult+for+sb. +to do sth. 所以,应该跟for.

干的东1988do harm to和be harmful to 后面跟to do还是doing? -
霍谭泥15387194247 ______ do harm to do sth,因为这个to是不定式,所以用to do