题目内容

He broke his arm, but the ____ healed quickly.

A. fracture
B. fraction
C. feature
D. feather

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Because of the development of lightweight and____ cameras, television reporters can televise news wherever and whenever it is happening.

A. visual
B. mobile
C. synthetic
D. abnormal

_____ is one of the principal gases contributing to the greenhouse effect.

A. Formaldehyde
B. Methane
C. Benzene
D. Nitrogen

Her family began to ____ the countryside for a suitable house.

A. seek
B. scour
C. screw out
D. look for

--- I had terrible toothache all last night. --- You’ll have to have that tooth ____.

A. get rid of
B. extracted
C. fixed
D. repaired

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