One more try, you will succeed.-考呗网题库移动版

单选题One more try, you will succeed.

A．and
B．but
C．or
D．so

参考答案A

解析:

单选题 Mary would just__________go__________stay.

A．rather, as to
B．as soon, as
C．prefer, to
D．sooner, as

单选题 It was essential that a meeting this week.

A．must be convened
B．would be convened
C．be convened
D．was convened

单选题 Speciation,__________, results when an animal population becomes isolated by some factor, usually geographic.

A．form biological species
B．biological species are formed
C．which forming biological: species
D．the formation of biological species