【推荐1】Barack Obama’s first speech as president left a strong impression his audience.

A．on

B．in

C．at

D．by

【推荐1】 all the animals I've ever had, these two dogs are the most sensitive to the spoken word.

A．From

B．Of

C．For

D．With

【推荐2】The finder of a wallet who takes it home may be guilty ________ a theft.

A．for

B．in

C．at

D．of

【推荐1】_____ us long believing that talking plants are fantasy, new research has revealed something amazing: it appears that plants can communicate after all.

A．Although

B．For

C．As

D．With

【推荐2】 all the animals I've ever had, these two dogs are the most sensitive to the spoken word.

A．From

B．Of

C．For

D．With

【推荐1】The newly discovered star was named _____ a Chinese astronomer ____ honor of his contributions to astronomy.

A．for; in

B．after; for

C．as; in

D．after; in

【推荐2】_______his contribution to botany, Joseph Banks had a flower _______him.

A．As a reward for; named after	B．As a reward; named
C．As a reward for; name after	D．Reward for; take its name from