It is significant that girls generally do better in examinations than boys.
很明顯，女生的考試成績(jī)一般比男生的好。
I think I will do better in English this term.
我想本學(xué)期我的英語(yǔ)會(huì)學(xué)得好點(diǎn)。
They think he'll do better in another class.
他們認(rèn)為他在另一班會(huì)比較好。
He will do better in his studies if he works hard.
如果他更用功些，他會(huì)學(xué)的更好。
I'm sure we'll do better in times to come.
我相信將來(lái)我們會(huì)干得更好。