读下图,回答:
结合所给的三个剖面图,如上右图,正确表示甲地位置的是
A.a
B.b
C.c
D.无法判断
答案:A
考查读图判图能力。甲地位于青藏高原,平均海拔为4000m,因此选A。
我国是生物多样性最丰富的国家之一,下列不属于生物多样性的是( )
A.生物种类的多样性
B.基因的多样性
C.生态系统的多样性
D.生物数量的多样性
句型转换。
1. There will be more students in our class next term. (改为否定句)
________ ________ ________ more students in our class next term.
2. Lucy bought a dress for her mother. (对画线部分提问)
________ ________ Lucy ________ a dress for?
3. We ale eating dinner now. (用at this time yesterday改写句子)
We ________ ________ ________ at this time yesterday.
4. Tom said he would call Jim the next day. (改为直接引语)
"________ ________call Jim ________ ________'' Tom said.
5. Nobody can leave the gym during the party. (改为祈使句)
________ ________ the gym ________ the party.