signify（）

[A] signify

[B] influence

[C] predict

[D] mark

A．cars provide them with freedom, which is invaluable to Americans

B．the motor industry employ one in seven workers in their manufacturing plants

C．the ownership of cars will signify one's social status

D．shopping bags have annoyingly lost their carrying handles and shoppers ceased to be pedestrian

A.tiny

B.potential

C.fundamental

D.substantial

A.tidy

B.tiny

C.tide

A.visible

B.invisible

C.out of sight

D.Feasible

A.What is an antonym for the underlined word_____

B.huge

C.massive

D.tiny

E.enormous

A.universal

B.indlusive

C.indefinite

D.conventional

A.BIG INT

B.TINY INT

C.INTEGER

D.droptable表名;删除表

St. James in this passage is ______.

A．a small village

B．a little farm

C．a tiny city

D．a little town

We know from the passage that ______.

A．exposure to even tiny amounts of radiation is fatal

B．the effect of exposure to radiation is slow in coming

C．radiation is avoidable in space exploration

D．astronauts in spacesuits needn' t worry about radiation damage