這是我所能幫忙做的最起碼的事。

　　It's the least I can do to help.

　　這是我第五次去美國了。

　　It's the fifth time that I've been to America.

　　這是我國歷史上的一個(gè)新紀元。

　　It was a new era in the history of our country.

　　這是我姑姑，她是從加拿大過(guò)來(lái)的。

　　This is my aunt who's over from Canada.

　　這是我心目中完美的家庭住宅。

　　It's my ideal of what a family home should be.

　　這是我所遇到的最好的事。

　　It's the best thing that has ever happened to me.

　　這是我確實(shí)要走的唯一理由。

　　That's the only reason I'm actually going.

　　這是我認為最值得推薦的光盤(pán)的清單。

　　Here's a list of my top CD recommendations.