I feel (a)   you're doing the right thing.我確信你做得對。

"Smith" is a very (a)   name in Britain.「史密斯」是英國很常見的姓氏。

a (a)   bed/sofa舒適的床／沙發

My brother is very (a)   -shouldered.我兄弟肩膀很寬。

It's (a)   to sit on the plane with nothing to read.坐在飛機上沒東西可讀真是無聊。

Do you prefer (a)   music like Mozart and Mahler, or pop?你喜歡莫札特和馬勒這樣的古典音樂還是流行音樂？

A bike's a very (a)   way of getting around.騎腳踏車四處走動很方便。

a (a)   answer正確答案

Getting into the movie business is no (a)   matter.要躋身電影業可不是件容易的事。

He's (a)   now that he's been to college.他現在上了大學，與以前不一樣了。

The men are armed and (a)   .那些人攜帶武器，太危險了。

Her face was (a)   and tear-stained.她的臉很髒，還留有淚痕。

Is there a (a)   train to Edinburgh?有到愛丁堡的直達列車嗎？

The hole is so (a)   you can't see the bottom.那個洞深不見底。