My grandfather was a（）teacher,it′s the only job he′d ever done.

单项选择题After living here for so long.I（）the noise.

A.used to
B.didn't use to
C.am used to
D.use to

单项选择题Under no（）should we surrender to our enemies.

A.circumstances
B.environment
C.situation
D.condition

单项选择题When facing difficulties and obstacles,we should never act in a（）way.

A.constructive
B.positive
C.negative
D.active

多项选择题I have been to many countries.but I have never seen a building with such a（）design.

A.strange
B.special
C.unique
D.particular

单项选择题In only 30 years,the small fishing village has been（） into a modern city.

A.transferred
B.transformed
C.transmitted
D.transacted