The main objective of mechanical practice is to help learners to absorb thoroughly the＿＿of a language item.

A .  42 B .  An exception is thrown at runtime. C .  Compilation fails because of an error on line 12. D .  Compilation fails because of an error on line 16. E .  Compilation fails because of an error on line 17.

A . to provide for safe practices in ship operation and a safe working environment B . to establish safeguards against all identified risks C . to continuously improve safety management skills of personnel, including preparing for emergencies D . all the above

A . to protect the marine environment B . to provide a method to avoid an accident C . to protect the ship from collision D . to keep terrorism action away from shi

A . the Dsadd tool B . the Netsh tool C . the New-ADObject cmdlet D . the New-Object cmdlet

A . meaning B . function C . context D . form

A . to provide a solution of lowering pollution at sea B . to specify minimum standards for the members composing the watch at sea C . to specify minimum standards for ships considering their safety D . to tell the company how to go about running their busine

A .  Schedule object B .  Program object C .  Job object D .  Resource plan E .  Resource consumer grou

A . the Dsadd tool B . the Netsh tool C . the New-ADObject cmdlet D . the New-Object cmdlet

A . Schedule object B . Program object C . Job object D . Resource plan E . Resource consumer grou

A . Identify the activities involved in installing and configuring equipment at a customer’s site or sites B . Describe the day-to-day activities required to support， manage， and monitor a newly implemented system C . Access current network readiness， site readiness， and operational readiness in preparation for designing a solution proposal D . Gain an understanding of high-level business and technical requirement

A . Assess the existing environments to determine if it can support the proposed system. B . Identify the activities for installing and configuring the equipment at the customer sites. C . Gather high-level solution requirements， and understand the customer business needs an the opportunity. D . Prepare the activities for day-to-day support， management， and monitoring of the newly implemented system.

A . turn the flywheel B . reduce friction C . overcome inertia D . ignite the fuel

A . at most references B . at least references C . maximum standards D . minimum standard

A . to provide for safe practices in ship operation and a safe working environment B . to establish safeguards against all identified risks C . to continuously improve safety management skills of personnel ashore and aboard ships，including preparing for emergencies related both to safety and environmental protection D . to avoid damage to the environment，in particular，to the marine environment，and to property

A、architecture B、personal space C、territory D、spacing of buildings

A．To improve processibility B．To increase hardness and chemical resistance C．To reduce materials cost D．To increase amorphousness

A.English should not be taught in class, because it is irrelevant to students' future jobs. B.According to a recent survey from the Ministry of Education, there are more women than men enrolled incolleges. C.I refuse to believe in the existence of crop circles. D.It is not a poem unless it is rhymed.

A．The man. B．The woman. C．Either of them.

A．learn all parts of the business B．see that their guests enjoy themselves C．be able to answer all kinds of questions D．keep their important guests happy

B．In the top view, the side away from the main view is behind the object C．In the left view, the side away from the main view is in front of the object D．In the left view, the side away from the main view is behind the object 此题为多项选择题。