Language point

Japanese researchers have developed a robot capable

of taking to the floor by predicting how its human partner will move.

'Taking to the floor' in the above sentence means dancing. The word 'take' is used in a variety of phrasal verbs.

'Taken aback' means being shocked at something unexpected or unpleasant. 'Take my word for it' is another term for 'believe in what I say'.

Can you find the right expressions for the following sentences?

1. The whole class was taken _____ by the change in the examination format.