i felt so embarrassed that i couldn't do anything but____ there when i first met my present boss.这个地方给的答案是sat,为什么不用sit或sitting呢.帮忙解答一下!
參考答案:应该是sit 吧。
do 在这里是实意动词,介词BUT后是不太TO的不定式。
I did nothing but sat there 的意思和题意有区别。并且BUT前应有个逗号才对。
nothing but+do sth.常用于下面两种情况:
1.do nothing but do sth.如:
Last evening I did nothing but repair my farm tools.
昨天晚上我除了修理农具外,没有做其他的事。
2.have nothing to do but do sth.如:
I had nothing to do but sit down and read a newspaper.我无事可做,只有坐下来读读报。