49. You must go there at once because the situation prompt action.A．calls

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49. You must go there at once because the situation prompt action.

A．calls for

B．calls back

C．calls at

D．calls on

答案

解析

略

举一反三

50. A doctor was___________when Mother fell ill.

A．called in

B．called up

C．call upon

D．called at

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52. Don’t worry. Your child is old enough to___________himself.

A．take care of

B．care for

C．looking after

D．pay attention to

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53. She_______most of the prizes for swimming.

A．carried on

B．was giving off

C．showed off

D．carried off

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54. Extensive tests have been on the patient.

A．carried on

B．carried out

C．carried off

D．carried away

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56. The shopkeeper _____ the tramp(流浪汉) stealing sweets from the new supermarket and _____ him.

A．catch; seize

B．caught; seized

C．seized; caught

D．caught; caught

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