A)1. 用这种方法,让种子在开始生长前,在阴湿的地方埋藏几个月。
2. 这种方法有助于树苗在种植时,大小基本一致。
B) 3.Then they (the children) watered and watched the trees carefully.
C) 4.The children spent only 90 minutes planting all the trees.
(答案不唯一)
A)1. 用这种方法,让种子在开始生长前,在阴湿的地方埋藏几个月。
2. 这种方法有助于树苗在种植时,大小基本一致。
B) 3.Then they (the children) watered and watched the trees carefully.
C) 4.The children spent only 90 minutes planting all the trees.
(答案不唯一)