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中国的第二大河是长江 ( )

A. 对
B. 错

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四大菜系指黄河下游的鲁菜、长江上游的川菜、长江下游的徽菜、珠江流域的粤菜。( )

A. 对
B. 错

北方园林主要集中在北京、西安、洛阳等古都,风格粗犷,富丽堂皇。( )

A. 对
B. 错

These sentences are about the passage. Complete them with the target words and phrases in the box. Change the form when necessary. (选词填空，注意词变化，如单复数、时态、语态变化。)acceptablepreferfeaturedescribeadvantageappearancecomplexrestrictattitudeafford1. In the future, parents will be able to choose their baby's _____..2. Some people believe that_ kinds of genetic engineering will not be possible for another 100years.3. Some people believe that there are many useful____ of genetic engineering.4. Genetic engineering may allow parents to create a child with an ideal_.5. Thanks to progress in genetic engineering, parents who do not think that a child with an averagelevel of intelligence is __ may decide that they want a child who is intellectually gifted.6. Children whose parents could not to give them the physical and mental benefits ofgenetically engineered children may suffer in the future.7. Genetic engineering may make it possible for parents to create a child with the physical andintellectual traits that they_ .8. The public on genetic engineering has changed over the past several decades.9 Some people believe that researchers should genetic engineering to cases in which thehealth of the mother or child are at risk.10. The article_____ what genetic engineering is.

仅在受拉区配置钢筋的梁称为“（）”。