下述哪种疾病，不是常见的心身疾病（）

The teacher, rather than the students, is responsible for this matter.

With the rapid development of petroleum industry, more and more oil products of high quality are being turned out.

船舶保安体系应具备以下功能()。①明确船舶保安组织结构及职责；②搜集和评估保安威胁；③制订并完善船舶保安计划；④通过培训、演练和演习，确保熟悉保安计划。

保安计划的内部评审是保持保安计划有效性的重要活动，它要求()。①每年进行一次；②由公司有关人员、主管机关有关人员、船舶保安员、港口设施保安员、船长和船舶保安员参加；③发现问题和缺陷要及时纠正，并留有记录。

Students want to keep the Self-Access Centre because____.

Middle School students______ not to smoke.

In order to set up her research programme, Shona got____.

Shona has learnt from the research project that____.

船舶保安计划应对船舶的特点、操作要求、航线特征、潜在威胁及保安薄弱点进行全面评估由()负责制订。