菌根菌没有严格的专一性,同一种植物可以被多种菌根菌感染,同一种菌根菌也可以感染多种植物.()
参考答案:对
第四部分:短文改错:10%
Besides Egyptians, people of Mexico also builded 41._____________
pyramids. They didn’t build the pyramids for tombs. They 42._____________
were used to build a pyramid and then build a temple on 43.____________
top of them. The pyramids of Mexico are not as high as 44.______________
that of Egypt, but they are big. Each pyramid has a wide 45.____________
stairway that go from the bottom to the top. 46._____________
The biggest pyramid in Mexico is almost 2000 year 47.___________
old. Scientists think it spent 10,000 men more than ten years 48.____________
to build. On top of it they build a temple to worship sun. 49.____________
The temple is no longer there and people call it the pyramid 50.____________
of the sun.
制定《执业医师法》的目的,不包括()
A.加强医师队伍的建设
B.提高医师的职业道德和业务素质
C.保障医师的合法权益
D.保护人民健康
E.提高医师的福利待遇