The problem is______ we can master modern science and technology in a short time.

admin2010-02-22 73

问题 The problem is______ we can master modern science and technology in a short time.

选项 A、if
B、that
C、what
D、how

答案D

解析

转载请注明原文地址:https://kaotiyun.com/show/qQ9K777K

专业英语四级

相关试题推荐

随机试题

最新回复(0)