我国在长江中上游植树造林,主要是发挥森林的[ ]
A.含蓄水源、净化空气的作用
B.调节大气成分,增加空气湿度
C.含蓄水源、保持水土
D.防风护田、加固大堤
答案:C
句型转换。
1. My pencil is in the pencil case. (改为一般疑问句)
________ ________ pencil in the pencil case?
2. Her backpack is on the chair. (对画线部分提问)
________ ________ her backpack?
3. His keys are in his pocket. (对画线部分提问)
________ ________ his keys?
4. The baseball is under the table. (改为否定句)
The baseball ________ under the table.
5. between, my ID card, and, the, the, is, computer, notebook (连词成句)
________________________________________________
脊髓休克患者的表现是()
A.巴宾斯基征阳性
B.全身冷汗
C.血压下降
D.病变以下深浅反射消失
E.意识模糊