—I couldn’t tell Jack from his twin brother.
—Me too, and there is no obvious________between them.
A.contribution B.distinction C.promotion D.expression
Drivers must strictly_______the speed limit when driving on the freeways to keep away from any possible accidents.
A.grasp B.represent C.observe D.reduce
When confronted with the audience’s suspicions, the spokesman found himself _______ for words.
A.lose B.lost C.to lose D.having lost
to the gift was a note on which he expressed his gratitude for our reception during his stay here.
A.Being attached B.Attaching
C.Attached D.having attached
It's an inspirational story, and the well-researched facts really bring the story and characters_______.
A.alive B.living C.lively D.live
—Many parents do almost everything for their children, but the children still fail them.
—That's _______ these parents are mistaken.
A.how B.where C.what D.why
