已知方程a2x2-（3a2-8a）x+2a2-13a+15=0（其中a为非负整数

Is there a chocolate-powered racing car in the world? Hey! You have read too (A)________ children’s books! But wait! Now，there is really such a racing car in the world．A team from a British university made it．

The chocolate-powered racing car’s engine(发动机) uses waste from chocolate factories or vegetable oil as fuel (燃料)．Its body (B)用土豆制成，its steering wheel is made from carrots，its seat is made of soybeans，(C)________its brake pads(刹车片)are made from nuts! Well，can this car run very fast? (D) Certainly! It can go from zero to 60 miles per hour in 2.5 seconds，and go as fast as 135 miles per hour．When the racing car is running，it cleans itself and lets out oxygen．

“It took us more than nine months to (E) complete the racing car，”said a team member．“The car is really green． You can find many of the car’s parts at a farmer’s market or even in a litter bin because most of the materials(材料) are waste in most people’s eyes．It’s fun．”

However，(F)this eco-friendly  (环保的) car cannot be driven in the official(正式的)race because of the engine’s unusual fue.

小题1:在文中(A)和(C)的空白处分别填入适当的词 ________ ________

小题2:将文中划线部分(B)译成英语：________

小题3:写出文中划线部分(D)和(E)的同义词语或近义词语：________ ________

小题4:将文中划线部分(F)改写为：the engine’s unusual fuel makes it________ to________ this eco-friendly car in the official race

小题5:从文中找出能说明本文中心大意的短语：________

涮最大的特点是主料()。

A．质老

B．鲜嫩

C．肥嫩

D．无异味

在用价值一般于高于市场价值。（）

根据我国宪法和法律的规定，下列哪些表述不是正确的( )

A．全国人民代表大会常委会有权改变或者撤销国务院制定的同宪法、法律相抵触的行政法规
B．全国人民代表大会可以改变或者撤销全国人大常委会作出的不适当决议
C．全国人民代表大会常委会有权对最高人民法院的错误判决进行宪法监督，但不能改变或撤销
D．全国人民代表大会常委会有权撤销直辖市国家权力机关制定的同宪法、法律、行政法规相抵触的地方性法规，但不能改变

处理卡钻、埋钻事故，或钻井阻力过大时，上提钻具不要过猛。