Now a lot of new technology can be applied to ____ problems in industry.A.solve B.solving选哪个?to do不是不定式吗?apply后面不是跟不定式吗?难道是分开看?apply to / doing?我分不清哪个是不定式,那个是介词后

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Nowalotofnewtechnologycanbeappliedto____problemsinindustry.A.solveB.solving选哪个?todo不是不定式吗?apply后面不是跟

Now a lot of new technology can be applied to ____ problems in industry.A.solve B.solving选哪个?to do不是不定式吗?apply后面不是跟不定式吗?难道是分开看?apply to / doing?我分不清哪个是不定式,那个是介词后
Now a lot of new technology can be applied to ____ problems in industry.A.solve B.solving选哪个?
to do不是不定式吗?apply后面不是跟不定式吗?难道是分开看?apply to / doing?我分不清哪个是不定式,那个是介词后跟ing
那什么时候用to do,什么时候用doing呢?used to do和used doing 不是都有吗?

Now a lot of new technology can be applied to ____ problems in industry.A.solve B.solving选哪个?to do不是不定式吗?apply后面不是跟不定式吗?难道是分开看?apply to / doing?我分不清哪个是不定式,那个是介词后
B.solving
be applied to,注意to为介词,介词后跟动名词
be applied to (doing) sth 固定搭配,翻译为中文为,应用于.可从“于”判断,to为介词.
类似的还有
be used to doing sth,习惯于
动词短语翻译成中文没有“于”,to为不定式.