单选题：Has she finished her week's work? ______,I'll ask her to ..

The fact that she was foreign made _____ difficult for her to get a job in that country. [ ]A. so B. much C. that D. it

While watching television, ______. [ ]A. the doorbell rang B. the doorbell rings C. we heard the doorbell ring D. we heard the doorbell rings

It was _____ back home from work.A. not until midnight did he go B. until midnight that he didn't go C. not until midnight that he went D. until midnight when he didn't go

______ is generally accepted that smoking is harmful to our health.[ ]A. WhatB. ThisC. ItD. That

She hurriedly left the room as if__________.[ ]A. she angry B. was angryC. it was angry D. angry