Choose the best answer to complete each sentence.

The machine works according to the                  of electromagnetic conduction.

Find out the synonym of the underlined word from the options below.

They try to imitate the wing and shape of animals in nature to produce parts of vehicles

Choose the best answer to complete each sentence.

In order to be taken away and used everywhere, modern inventions have a tendency to be small and _____.

Find out the synonym of the underlined word from the options below.

The general opinion was that the suits were too big and taking up too much space in the cramped confines of the aircraft.

Find out the synonym of the underlined word from the options below.

The building's foundations are rather shaky, and it could collapse at any time.

Choose the best answer to complete each sentence.

I had to buy a new washing machine as it would not have been                  to get it repaired.

Find the most suitable word to complete the following sentence:

She designs her own______ using woodblocks and stencils to create patterns on the material.

Choose the best answer to complete each sentence.

The charity will go under unless a                donor can be found within the next few months.