题目内容

A．changedB．improvingC．changingD．improved

A. changed
B. improving
C. changing
D. improved

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A．supplyB．materialC．suppliesD．shortage

A. supply
B. material
C. supplies
D. shortage

A．suburbsB．suburbC．citiesD．city

A. suburbs
B. suburb
C. cities
D. city

A．thanB．than toC．withD．to

A. than
B. than to
C. with
D. to

古诗词是古人为我们留下的宝贵财富。下列诗句中只涉及物理变化的是()

A. 野火烧不尽，春风吹又生
B. 春蚕到死丝方尽,蜡炬成灰泪始干
C. 只要功夫深，铁杵磨成针
D. 爆竹声中一岁除, 春风送暖入屠苏