单项选择题
A. As if B. Should C. But for D. Had
（）health insurance, it will be much too expensive to ha...
单项选择题（）health insurance, it will be much too expensive to have the surgery
A. Unless B. Without<b C. As if D. Had it not been for
It （）so cloudy and humid, you ought to carry an umbrell...
单项选择题It （）so cloudy and humid, you ought to carry an umbrella with you
A. being B. to be C. as being D. having been
This is definitely the city （）I'd like to live for the ...
单项选择题This is definitely the city （）I'd like to live for the rest of my life
A. that B. which C. in which D. in where
