--Are you a teacher? --No, but I ________.A．used toB．was used toC．used to beD．us

题型：不详难度：来源：

--Are you a teacher?
--No, but I ________.

A．used to

B．was used to

C．used to be

D．used to do

答案

解析

试题分析：考查不定式的省略式：英语的不定式的动词上文出现过的话，可以省略to后面的动词，但是be动词或have一般不省，句意：--你是老师吗？--不是，但过去是的，选A。
点评：对话的问句有助动词或be动词时回答要与前面保持一致若有动词则省略used to 后面的动词以避免重复，如果是be动词则不可省略be动词

举一反三

Only in this way _______ to make improvement in the operating system.

A．you can hope	B．can you hope
C．you did hope	D．did you hope

题型：不详难度：| 查看答案

----Did you get what the teacher said?
----No. So softly _____ that I could hardly hear her.

A．spoke she

B．she spoke

C．did she speak

D．she did speak

题型：不详难度：| 查看答案

Many people agree that never in history _________a more splendid opening ceremony than that of the Beijing Olympics

A．there were

B．has there been

C．there has been

D．were there

题型：不详难度：| 查看答案

__________both sides accept the agreement will a lasting peace be established in this region.

A．If only

B．Only if

C．unless

D．As long as

题型：不详难度：| 查看答案

Tough __________ the task was, we _______ finish it ahead of time and therefore we were highly praised for it.

A．though; would	B．although; had to
C．as; were able to	D．though; must

题型：不详难度：| 查看答案