The flight was canceled_______ the weather conditions were bad.
Chọn đáp án B
_______ food we eat lacks minerals, then the body an use the stores from its bones for more urgent needs.
Pheasants spend most of their time on the ground, _______ many species perch in trees at night.
It sounds like something wrong with the car's engine_______, we'd better take it to the garage immediately.
Galaxies are composed of millions of individual stars_______ are so far away that they appear as single pints of light.
Some birds, _______ robins and cardinals, spend their winter in the North.
Internet is a very fast_______ convenient way for us to get information.
All of the students_______ the seniors will receive their grades in two weeks.
An effective paragraph must _______ be unified and ordered but also complete.
_______ pipelines are expensive to build, they are relatively cheap to operate and maintain.