A:甲种群与乙种群为捕食关系,甲种群依赖于乙种群
B:甲种群与乙种群为竞争关系,竞争程度由强到弱
C:乙为S型增长,其增长受本身密度制约
D:乙为J型增长,始终受到甲种群的制约
完形填空
Hello! My 1 is Jim Smith. My first name is 2, and Smith is my 3 name.4am 5 English boy. What's that over there? Oh, it's my 6. It's an 7 dictionary. I like8 very much. 9 is it? It's red. Can you 10 dictionary? Yes, D-I-C-T-I-O-N-A-R-Y.
I the school bus this morning. Luckily, Tony's father gave me a ride.