practice后面是OF 还是FOR?
practice后面跟in还是of?
lots of practice后面的practice为什么不加s?
watch out 后面跟of还是for?
practice后面跟动名词还是不定式?
practice后面加不定式还是动词ing
PRACTICE后面加DOING还是TO
practice的过去式的用法,后面是跟to还是ing?(过去式)
make a plan后面跟to还是of还是for?
necessary 后面是跟to 还是for?
请问是for还是of?
take responsibility 后面的介词是什么?of 还是for?
it's good ...后面加for 还是of?