重點講解：
1. come to mind 突然想起；(想法)一下子冒出來；
When discussing influential modern artists, three names immediately come to mind.
在討論現代有影響的藝術家時，一下子有三個名字出現在腦海中UI=(cU_1glyVZ.tVTdO。
2. at best 充其量；頂多；至多；
We can only finish half of it this afternoon at best.
今天下午我們充其量只能完成一半DXL277bE6l1_~eK。
3. on one's own 單獨地；獨自地；
Now, I hadn't told him these details, so he must have done some research on his own.
你看，我沒有告訴他這些細節，因此他一定是自己作了一些調查lt0&~nY3GyIxSe。
4. to the extent 到……程度；
We may not be able to do it to the extent that we would like.
我們也許無法把這件事做到我們希望的程度2b+~p9a9R41Dd[DQd。