中密度(强化)复合木地板面层的接头应错开、缝隙严密、表面洁净,其检查方法是()
A.观察检查
B.脚踩检查
C.手摸检查
D.用水准仪检查
参考答案:A
同义句
1. There are five bananas in his box.
_______ ________ five bananas in the box.
2. We have a good time in school.
We ________ ________ in school.
3. I get to the library at six.
I _________ ________ the library at six.
4. There is a pay phone in the neighborhood.
There's a pay phone ________ _________.
5. My aunt buys hamburgers for five dollars.
My aunt ________ five dollars ________ hamburgers.
细胞质膜各部分的名称及英文缩写。