虫体呈蠕虫状，管栖，全部生活在浅海海底泥沙中。（）
参考答案：对
以下是客观唯心主义的是( )。
A．吾心即是宇宙
B．理在事先
C．心外无物
D．物是观念的集合
I shall never forget the day __________ Shen Zhou V was launched, _________ has a great effect on my life.
A．when, which
B．that, which
C．which, that
D．When, that
