德国莱比锡“世界最美的书”评选工作圆满结束，获得2009年度“中国最美的书”称号的《诗经》一

With a given load on the cargo hook，the thrust on a cargo boom ______.

A.increases as the angle to the horizontal increases

B.increases as the angle to the horizontal decreases

C.is greatest at an angle of 45° and decreases as the boom is raised or lowered

D.is least at an angle of 45° and increases as the boom is raised or lowered

A．take out

B．take

C．have

D．make

With a given load on the cargo hook，tension in a single span topping lift ______.

A.increases as the boom's angle to the horizontal increases

B.is at a maximum when the boom is at a 45° angle to the horizontal

C.increases as the boom's angle to the horizontal decreases

D.decreases as the boom's angle to the horizontal decreases

The All Risks in PICC Ocean Marine Cargo Clauses does not cover the risks of( ).

A. heavy weather B. earthquake C. strike D. hook damage

The load line certificate is issued by ______.

A.CCS

B.the National Cargo Bureau

C.MSA

D.PRC Customs

A、heavy weather

B、earthquake

C、strike

D、hook damage

A、shortage

B、leakage risks

C、hook damage risks

D、war risks

A、burning of the vessel

B、rejection

C、hook damage

D、on deck risk

The phrase "let the American beef industry off the hook"(Line 2, Para. 4 most probably means ______.

A．the American beef industry determined to do something .

B．the American beef industry got out of the difficult situation

C．the American beef industry made people interested in their products

D．the American beef industry got what they needed and wanted