填空题 Fill the gaps in these sentences with a suitable noun and prepositional phrase. The first one is done for you as an example.
of inferior quality of minor importance of short duration out of date out of order
out of stock out of work to a certain extent under separate cover with reference to

填空题 We are sending you our Spring catalogue under______

填空题 Because the other items on the agenda were ______ the meeting was adjourned.

填空题 It is at this stage of the process that any products ______ are removed from the assembly line.

填空题 Even if the machines are ______ , they should not be touched unless the power supply is off.

填空题 At a time when so many skilled workers are ______ it will be easy to fill the vacancy.

填空题 The old machinery was completely ______

填空题 ______ your letter of 15 March, we are unable to offer you an alternative delivery date.

填空题 The strike was ______ , so the production lost was minimal.

填空题 We'll have to reduce the workforce ______ , perhaps by a process of voluntary redundancies.

填空题 We regret that we are unable to supply the items you ordered, as we are completely ______