L5 课前测

. The Russian scientists ________ the vaccine against Covid-19.

• are said to be developed

• are said to have developed

• had said to develop

• have said to have been developed

Tom was proud ________ captain of our school football team.

• to choose

• to be chosen

• to have been chosen

• to have chosen

Researchers claim ________ the first proof that getting a regular eight-hour sleep every night makes a real difference to our health.

• finding

• having found

• to find

• to have found

-- Mark, I failed in the exam again, I’m so upset.

   -- Don’t worry, I think the first thing ______ is ______ your weak points.

• to do, find out

• being done, to find out

• to do, to hold out

• being done, hold out

As we all know, every minute _____ full use of ____ our lessons will do good to us students.

• which makes; studying

• when made; to study

• that is made; study

• that is made; studying

It takes them hundreds of years_____________(break) down.

He was the last one_____________(rescue) by the firefighters from the building that caught fire last night.

It is rather for us __________ (devote) here to the great task remain ing before us — that from these honored dead we should take increased devotion to that cause (事业).

With a lot of homework ___________ （do）， I decided not to watch the performance with you.

You shouldn’t make the guests________(wait) for so long there.