根据首字母提示和英文释义拼写单词
1.c_(to make somebody feel certain)
2.d_(to say what somebody/something is like)
3.o_(to cause somebody to feel upset or angry)
4.p_(especially;more than usual)
5.e_(a scientific test done to study what happens and get new knowledge)
6.i_(eample;case)
7.v_(plants)
8.e_(very large)
9.u_(unknown)