碎屑岩的结构成熟度中，圆度好的颗粒其球度必定也好。
错误
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Thedirectsteamersailing______yourportcallsatourportonlyaroundtheendofthemonth.
Inthefollowingpaymentterms,()isthesafesttermtotheseller.
流动保险单、预约保险单和总括保险单属于()
职工因工外出，所借的差旅费应记入的账户是()
Youmaysendmeane-mailorjustgivemeacall.willdo.