Theoretically, a good screwdriver should last a lifetime, but it rarely _____, usually because it is used at one time or another as a substitute for some other tool.

To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?（）

Directions: For this part，you are allowed thirty minutes to write a composition on the topic：Reading Selectively Or Extensively? You should write 140 words.

A real good lesson plan should be long and complicated with detailed lesson notes.（）

If the aim of a lesson is “To learn the names of colours” the lesson may focus on a particular（）.

There is no one absolutely correct way to draw up a lesson plan and each teacher will decide what suits him or her best, but all good lesson plans give a clear picture of what the teacher intends to do in the lesson.（）

At each stage of the lesson, activities focus on all four skills.（）

The valve on the discharge side of a cargo pump on a tanker will usually be a（）.

In evacuation from a ship，an individual without the option of a survival craft or liferaft should enter the water on the leeward side，except when（）.

Usually a lesson should focus on practicing one single skill so that the students can develop that skill successfully.（）

Which portable fire extinguisher should be used on a class C fire on board a vessel?（）

A technician is performing scheduled preventive maintenance on a laser printer. Which of the following should the technician clean or replace？ （）