At the airport, he realised / had realised he had forgotten his phone.
realised
There was a time ______ nobody had a mobile phone.
when
A synonym for "improve".
Upgrade
A synonym for "obligatory".
Compulsory
Use the present perfect continuous to make a sentence:
The girls / practise / since 6 o'clock
The girls have been practising since 6 o'clock.
The boy ______ arm was broken is in my class.
whose
An adjective that means "easy to use".
user-friendly
Complete the sentence:
The syllabus _____ pressure _____ teachers, as sometimes it is difficult for them to teach all the contents in only one year.
puts pressure on
In a few years, robots will have performed / will be performing surgery.
will be performing
How many options are there in this sentence?
This is the prize ______ I won in the maths competition.
3 options: which, that, nothing
Few people are _________ of the problem.
aware of
A synonym for "motivate".
Encourage
By the end of the century, people will have invented / will be inventing flying cars.
will have invented
Join the two sentences. Add commas if necessary.
Melanie got her degree in Paris. She has got a very good job.
1. Melanie, who has got a very good job, got her degree in Paris.
2. Melanie got her degree in Paris, where she has got a very good job.
This game isn't suitable _____ young children.
for
An adjective that means "very very happy".
Delighted
Mr Wilson _________ (buy) a new car yet.
hasn't bought
Join the two sentences. Add commas if necessary.
I spoke to John. His brother is attending school.
I spoke to John, whose brother is attending school.
Complete the sentence with a collocation:
Make sure you keep _________ your little brother in the park.
keep an eye on
Use a phrasal verb:
You shouldn't ______________ your tasks for next week. Then you will have exams, so it's better to do them now.
put off