Question

—Mike didn’t notice the sign ____ it was right in front of him.
—How careless he is!

A．because

B．but

C．though

D．unless

Answer 1

C

解析試題分析：句意：邁克沒有注意到標(biāo)識(shí)盡管就在眼前。他多么粗心呀！because因?yàn)椋?but但是； though盡管； unless除非 。所以選C。
考點(diǎn)：考查連詞。