问题补充:
I can’t be sure that we will win but I that our team will play hard to win the championship.
A. guarantee
B. remind
C. require
D. doubt
答案:
(答案→)A. guarantee
B. remind
C. require
D. doubt
解析:句意:我不能确定我们会赢但是保证我们队会尽力赢得冠军。guarantee担保;保证;remind提醒;使想起;require要求,后接宾语从句,要用(should)+动词原形;doubt怀疑。根据题意,只有A项正确。