20. If the Earth _____ the size of an egg, the hard outer crust would be about thethickness of the e

問題詳情

20. If the Earth _____ the size of an egg, the hard outer crust would be about thethickness of the egg’s shell.
(A) is
(B) be
(C) were
(D) would be

答案：C
難度：適中0.666667
統計：A(0),B(1),C(4),D(1),E(0)