Since they aren’t answering my telephone, they ________

(单选、25分)— Excuse me, I think there seems to be a mistake— ____________

Gestures, a body language of human beings, _________widely from culture to culture.

They couldn’t__________him of his mistake．

No one can tell exactly whether the shareswill be doing well because ______________    

—— ______they ______an English class?——N0．they aren’t．

Mistakes don’t just happen; they occur for a reason. Find out the reason, and then making the mistake becomes_________ .

(单项选择)Without __________ music, life would be __________ mistake.

—Look at these tracks. It __________ be a wolf.
   —It needn't be. It __________ be a fox.( )

when a human infant is born into any community in any part of theworld it has two things in common with any infant, provided neither of them　　　    1．_______have been damaged in any way either before or during birth. Firstly, and most　　　  2．_______obviously, new born children are completely helpless. Apart from a powerfulcapacity to pay attention to their helplessness by using sound, there is nothing　　 3．_______the new born child can do to ensure his own survival. Without care from someother human being or beings, be it mother, grandmother, or human group, achild is very unlikely to survive. This helplessness of human infants is in markedcontrast with the capacity of many new born animals to get on their feet within　　　4．_______minutes of birth and run with the herd within a few hours. Although younganimals are certainly in risk, sometimes for weeks or even months after birth,　　　 5．_______compared with the human infant they very quickly develop the capacity to fend for them.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 6．_______　　It is during this very long period in which the human infant is totallydependent on the others that it reveals the second feature which it shares with all　7．_______other undamaged human infants, a capacity to learn language. For this reason,biologists now suggest that language be ‘species specific’ to the human race,　　  8．_______that is to say, they consider the human infant to be genetic programmed in　　　　   9．_______such way that it can acquire language. This suggestion implies that just　　　　　  10．______as human beings are designed to see three-dimensionally and in colour, and justas they are designed to stand upright rather than to move on all fours, so theyare designed to learn and use language as part of their normal development aswell-formed human beings.

Why aren’t all bottles now made of polyester? _____

— Excuse me, I think there seems to be a mistake.
— ____________