Choose the best answer.
John ____ all day before he ____ down to eat something.
A.had been working/ sat
B.will have worked/ has sat
C.is working/ sits
D.has worked/ will sit

Choose the best answer.
Although a lot of people ____ to alleviate the problems in Ethiopia, people ____ of starvation there every day.
A.had worked/ are dying
B.will be working/ had died
C.are working/ will die
D.have worked/ are still dying

Choose the best answer.
If I had enough money, I ____ travel with my friends but now I ____.
A.could/ cannot
B.will/ mustn’t
C.should/ shall not
D.might/ may not

Task 2. Error Identification
The California Gold Rush was (A) a period in American history (B) marked by great world – wide interest (C) concerning a gold (D) discover in Northern California.
A.a period
B.marked
C.concerning
D.discover

Choose the best answer.
Pollution is the most important problem that all environmentalists are concerned_____.
A.upon
B.off
C.about
D.on

People like to play .................on each other on April Fool's Day.
A.games
B.treats
C.tricks
D.cards

Choose the best answer.
He did not get any promotion in his study because of being absorbed ___ sport.
A.at
B.through
C.on
D.in

Choose the best answer.
We needn’t always complain ____ pollution but we have to find out proper solutions _____ the problem.
A.on/ from
B.about/ to
C.at/ over
D.of/ for

Choose the best answer.
The fall in demand forced us ____ production.
A.cut
B.to cut
C.cutting
D.for cutting

Choose the best answer.
She spends ____ money on CDs.
A.too many of
B.a few of
C.many of
D.a rather large amount of