问题
选择题
To our great________, his parents were________at his mark. [ ]
A. surprises; surprised
B. surprises; surprising
C. surprise; surprised
D. surprise; surprising
答案
答案：C
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To our great________, his parents were________at his mark. [ ]
A. surprises; surprised
B. surprises; surprising
C. surprise; surprised
D. surprise; surprising
答案：C