______about wild plants that they decided to make a trip to Madagascar for further research.

So curious the couple was

So curious were the couple

The couple was such curious

Last night I had just gone to bed          an odd delivery man knocked on the window of my house.

as

before

when

while

考查狀語從句引導(dǎo)詞。句意：昨天晚上，我剛剛上床睡覺突然覺得一個(gè)奇怪的送貨員敲我房子的窗戶。固定搭配had  done sth when表示某人剛做完某事突然.....故選C項(xiàng)。

Mary and her friend          a plan and gathered forty people from my company to help the homeless people at the Christmas party.

came up with

put up with

caught up with

kept up with

考查動(dòng)詞短語辨析。句意：瑪麗和她的朋友想出了一個(gè)計(jì)劃，在圣誕節(jié)聚會(huì)上，從我的公司聚集了四十幾個(gè)人來幫助無家可歸的人。A. came up with 提出；B. put up with 忍耐；C. caught up with追上，趕上；D.kept up with 跟上。下文“聚集人幫助無家可歸的人”是想出的計(jì)劃。故選A項(xiàng)。

          is a pity           you didn't attend the lecture last night. It was wonderful.

What; that

It; that

What; why

It; why

考查固定句型。句意：很遺憾，你昨晚沒去聽講座。那太美妙了。此處為句型“It is a pity that.....”，表示“遺憾的是....", It 作形式主語，that 引導(dǎo)主語從句是真正的主語，從句句意完整，成分齊全，that不做成分，僅起引導(dǎo)作用。故選B項(xiàng)。