— （）the car seat. It's wet.
—Thank you for telling me.

单项选择题All this （）that knowledge comes from practice.

A. speaks
B. proves
C. explains
D. teaches

单项选择题I've visited a lot of different places and stayed in a lot of different hotels, but nothing else （）this on.

A. wins
B. matches
C. makes
D. takes

单项选择题I （）you a happy birthday．

A．hope
B．want
C．expected
D．wish

单项选择题The driver began to speed up to （） for the hour had lost in the traffic jam.

A. keep up
B. take up
C. catch up
D. make up

单项选择题— （）is Mr. Black like —He is a very nice person, and of the two engineers.

A. What more patient
B. How the most patient
C. What the more patient
D. How a patient