Passive voice
The report _______ two days ago.
C. should have been finished
This is a past modal in the passive voice.
‣ We need a perfect modal verb with the verb be + past participle: should have been + finished.
This tea tastes a bit ______ the other.
A.bitterest than
B.more bitter than
C.more bitter that
B. more bitter than
We use -er for one-syllable words, or two-syllable adjectives ending in -y. For two-syllable words or more, we use more to form the comparative.
‣ For small differences, we can use a bit/a little before the comparative.
Conditionals
We couldn't afford the house even if we both ______ double our salaries.
C. earned
Active and passive voice
Chicken thighs ______ for 40 to 50 minutes.
B. should be baked
It’s passive because we are saying what should happen to the subject (chicken thighs).
Reported speech
'Have you signed the contract?' ⇒ Suzan ______ .
B. asked me whether I had signed the contract
Yes/No question (direct speech) ⇒ asked me if/whether + subject + verb ... (reported speech).
‣ Present perfect (direct speech) ⇒ past perfect (reported speech).
Conditionals
Do you think he ______ if we invited him?
C. would come
Passive voice
This kind of job used _______ only by professionals in the past.
B. to be done
We need the passive to infinitive: to be + past participle (the infinitive of be + past participle).
Reported speech
I haven't seen Barbara since last year.' ⇒ Brendan told me ______.
B. he hadn't seen Barbara since the year before
Present perfect (direct speech) ⇒ past perfect (reported speech).
‣ last month/year, etc. ⇒ the month/year, etc. before or the previous month/year, etc.
Conditionals
I ______ you my secret unless you _____ me yours.
A. won't tell / tell
Relative clause
That's the house _____ I lived when I was a child.
B. where
‣ We use where for places.
Modal verb
Sorry, but I'm not Connor. You ______ me for someone else.
C. must be confusing
We use the continuous infinitive (be doing) after a modal verb for actions that are in progress now or around now.
‣ You must be confusing me = ‘I'm sure you are confusing me.’
This is the computer ____ I bought from my friend.
A. which
We use which for things or animals.
Modal verb
You have been walking for ten hours. You ______ exhausted.
C. must be
You must be exhausted = 'I'm sure you are exhausted.'
‣ Remember that you don’t use can as a modal verb of deduction.
Relative clause
What's the name of the man ____ lives next door?
A.that he
B.where
C.who
. who
We use who for people.
‣ We could also use that, but we can’t use an expression like *that he/she etc. in this type of relative clauses.
Modal verb
I'm not sure I trust Peter. He ______ the person we think he is
A. might not be
He might not be the person we think he is = 'Perhaps he isn't the person we think he is.'
‣ When we are sure something is not true, we use can't (NOT mustn't).