on a cold morning，这个就是一个特指的情况，意思是：在那个寒冷的早上。特定的指到某一天了，故用on。常见的固定用法in the morning/afternoon/evening，at night，on 星期，in月/年制/世纪，具体...

a few修饰可数名词，使用复数形式。few，a few，little，a little虽然都表示“少”，但few和a few是可数的；little和a little是不可数的。a few和a little含肯定意味；few和little含否定意味。 few与...

不可以，a few是形容词，只能修饰可数名词，表示很少的意思，修饰比较级用a little。a few more times之所以能用是因为中心词是times，次数。more是个定语，如果单单是形容词的比较级，比...

a little修饰不可数名词，表示肯定意义，表示量虽不多，但毕竟还是有一点。如：The room attendant speaks a little English.客房服务员讲一点英语。 a little整体是什么词性 a little可以是后位限定...

根据下列提示，编写一段题为Giving a Gift的对话（50个字左右）： 提示： (1) 圣诞节， Xiao Chen拜访了 Elizabeth，并送给她一件礼物。礼物是一只漂亮的竹篮。 (2) Elizabeth当场打开了礼物。她...

What are the qualities of a good student? I think he or she should have the following qualities. First, a good student should have good behavior. He would like to help others. His behavior shows the good quality. People like to make friends...

我的爸爸经常爬格子，那是他的职业。这个寒假，爸爸在赶一个研究课题。他急需一个打字员帮他把研究成果输入电脑，可直到现在爸爸也没有助手。于是他问我能否帮他这个忙，他答...

A Day in a Youth Hotel Last summer, my cousin came back to China from America.We went to Hong Kong for a holiday. He took me to stay in a youth hotel. the hotel provided excellent service for the students and DIY tourists. It is very clean...

How To Be A Lovely Citizen GREat changes have taken place in Shanghai and more and more people throughout the world are focusing their attention on Shanghai now. As a citizen of Shanghai, I feel I must spare no efforts to do my bit. First,...

A Famous Pop Singer Jay Zhou is a famous pop singer. He is famous for Fine day,Class Two Grade Three, Quiet, Shanghai 1943 and so on.His music is mainly R B and Hip-pop. His songs are full of vigor. You can't help moving your body when you...