QUESTION 01 基础提分 宾语从句 + 介词短语 Scientists are still trying to find out ______ these smart animals communicate with each other in the deep sea. 选择最恰当的选项补全句子。 A how B that C what D because
QUESTION 02 进阶突破 现在分词作宾补 + 非限制性定语从句 We can see some lovely birds ______ in the trees, which makes us feel relaxed and peaceful. 提示：用 sing 的现在分词填空。
QUESTION 03 满分冲刺 双重否定表示肯定 + 定语从句 There is almost no one in our class ______ doesn't know the hero that sacrificed his life for the country. 选择最恰当的选项补全句子。 A who B which C what D whose
QUESTION 04 基础提分 让步状语从句 ______ the journey was full of difficulties, the brave explorers never gave up their dreams. 提示：填写表示“虽然”的连词。
QUESTION 05 满分冲刺 让步状语从句（Whatever）+ 动词不定式复合结构 ______ difficulties we may meet in the future, it is impossible for us to give up the project halfway. 选择最恰当的选项补全句子。 A Whatever B Whoever C Whenever D Wherever