【題目】She has much working experience. _________, we consider her the best candidate for the job.
考查副詞詞義辨析。句意：她有很多工作經驗。因此，我們認為她是這項工作的最佳人選。A. However然而；B. Otherwise否則；C. Therefore因此；D. Instead代替。根據空前后的句意，兩句話之間在邏輯上為因果關系，therefore 意為“因此, 所以”，符合邏輯關系。故選C項。
【題目】We were walking on the fine, soft sand, which kept the ______ of the waves.
【題目】At the beginning of the year 2020, students never thought they____________ such a long winter vacation.
A.would haveB.are having
【題目】The Dragon Boat Festival is _______ a Chinese poet, Qu Yuan.
A.in memory ofB.in favour ofC.in charge ofD.in case of
【題目】Only when he left his home _________ to know how important the family was for him.
A.he beganB.did he beginC.had he begunD.he had begun