A.plants are important for life |
B.plants cannot grow without air |
C.there are many plants in the world |
D.we can not live without water |
A.flower, water and air | B.water,sunlight and air |
C.air,water and soil | D.air,sun and light |
A.Of all living things animals are most important |
B.Without plants,man will die out |
C.All fruits of flowering plants have seeds |
D.Spores are seeds |
A.a medicine book | B.a science magazine |
C.a novel | D.an experiment report |