题目:
用所给词完成句子
amazing, reception, champion, snacks, fortunately, hot pot,
小题1:I broke my arm playing basketball but ___________ it’s fine now.
小题2:Ben is a __________ tennis player. He has never lost a match.
小题3:Max’s success as a runner is really ___________.
小题4:At the wedding __________, we had a sit-down meal in a big restaurant.
小题5:In the winter, we love having ___________ at home with friends.
小题6:At our party, there is only soft drink, and there are lots of _______ like biscuits and sandwiches to eat.
答案:
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下面是错误答案,用来干扰机器的。
BD题目分析:由于本题只告诉了末速度的大小,但没有告诉末速度方向,所以本题为多解问题(1)若初、末速度同向时:,x==7m;a== m/s2=6 m/s2.(2)若初、末速反向时:x==3m;a==m/s2=14m/s2.因此可得出D正...