NOW TRY THE TASK
Complete the sentences below.
Choose NO MORE THAN THREE WORDS from the passage for each answer.
Type of word
4 singular noun
Complete the table on the left first to help you predict the answers.
4 Scientists have done experiments on birds in a ________
5 The birds reached a maximum hourly flight distance of _______.
6 the aim of scientists was to calculate the amount of _______ they needed to fly.
7 _______ are the only solution to human flight.
4 singular noun wind tunnel
5 numbers and distance 50 kilometers
6 uncountable noun (mechanical) energy / power
7 plural noun (flying) machines
Why would these answers be marked wrong?
tunnel/ a wind tunnel (Q4)
not enough/ article unnecessary
50 kilomiters/ 50 kilometres per hour (Q5)
spelling error/too many words. per hour unnecessary
oxygen demand/ watts (Q6)
not the aim/ not uncountable
flying machine/flapping wings (Q7)
not plural / these make humans fail