问题补充:
of them has been to Australia several times, so they know the Opera House very well.
A. Both
B. All
C. None
D. Each
答案:
A. Both
B. All
C. None
(答案→)D. Each
解析:根据后文动词为has。故选D
时间:2018-12-23 04:00:50
of them has been to Australia several times, so they know the Opera House very well.
A. Both
B. All
C. None
D. Each
A. Both
B. All
C. None
(答案→)D. Each
解析:根据后文动词为has。故选D