二化螟在水稻的()和()中越冬。
参考答案:茎杆;根茬
飞机保险具有综合性保险的特点,下列不是其包含的险种是()。
A.责任保险
B.信用保证保险
C.人身意外伤害保险
D.财产保险
Jenny is on holiday now. I wonder ________.
A.when she will come back
B.when she came back
C.when will she come back
D.when did she come back