• 2022-06-09
    三、语法与词汇。(本大题共15小题,每小题1分,共15分。)Section A 选择最佳答案完成句子。(26-35)It is important ________how little we know about this disease.
    A: recognize
    B: understand
    C: know
    D: to recognize
  • 举一反三