A (smile) can be observed, described and reliably (identify), it (can also) be elicited and manipulated under (experimental) conditions

You had better keep a box of matches ......... in case the lights go out again. =.
A. by hand B. handy C. in touch D. in the way

The impact of two vehicles can cause a lot of ……….to both
A. damage
B. damages
C. damaging
D. damagings

The kitchen was small and ...... so that the disabled woman could reach
everything without difficulty.
A. complete B. complex C. compact D. composite

In some states, a lowincome tenant over sixtytwo years old ……….in a rentstabilized
dwelling
A. living
B. to live
C. can live
D. live

He’s not really ill; he’s just putting it ......... .
A. over B. on C. up D. round

. ......... the invention of the steam engine, most forms of transport were horse-
_ drawn.
A. Akin to B. With reference to C. In addition to D. Prior to

We intend to ......... with the old system as soon as we have developed a better
one.
A. do up B. do away C. do down D. do in

Many people consider automobiles to be (essential) to American life
A. critical
B. accessible
C. necessary
D. advantageous

They wasted _________time searching for the car keys
A. priceless :  
B. costly  
C. expensive  
D. valuable