29. Look at Johnny! His face is so red, and he looks so nervous. He must ____

問題詳情

29. Look at Johnny! His face is so red, and he looks so nervous. He must _____ to his mother.
(A) be lying
(B) lie
(C) have had lied
(D) had lied

答案：C[無官方正解]
難度：困難0.3
統計：A(1),B(4),C(3),D(2),E(0)