Pick an answer to check it
wrongNot this one · the answer is BExplanation
The passage says that after experts selected tree species and combined them with drought-tolerant varieties, the survival rate increased, so B is correct. A does not say that watering must be done only by hand. The relocation of homes in C is not mentioned. D is opposite to the passage: farming would worsen the dryness.
原文 · transcript
后来专家对树种进行筛选,搭配耐旱、根系发达的品种,并调节种植节奏,成活率显著提高。