III. Choose the answer A, B, C or D to complete sentences.
They the new bridge by the end of the year.
A.will complete
B.will have completed
C.have complated
D.had been completing

III. Choose the answer A, B, C or D to complete sentences.
By the time you finish cooking they their homework.
A.will have done
B.are doing
C.have been doing
D.have done

III. Choose the answer A, B, C or D to complete sentences.
The better the weather is, .
A.the beaches get the more crowded
B.the beaches get the most crowded
C.the most crowded the beaches get
D.the more crowded the beaches get

She is very good _______ tennis. She never loses when playing with her friends.
A.for
B.at
C.in
D.about

III. Choose the best answer to each of the following questions.
Next December, they for twenty years.
A.will have been married
B.have been married
C.are married
D.were married

III. Choose the best answer to each of the following questions.
By the year 2050, computers teachers.
A.replace
B.will replace
C.will have replaced
D.have replaced

A.history
B.biology
C.chemistry
D.mystery

IV. Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.
(A) The more better I (B) study about endangered species, (C) the more I worry about (D) their extinction.
A.The more better
B.study about
C.the more I worry
D.their extinction

IV. Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.
(A) The more renewable energy sources (B) we use, (C) the more better our living conditions (D) will become.
A.The more
B.we use
C.the more better
D.will become

IV. Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.
As (A) people need more land to (B) build houses, they (C) cut down on more (D) forests.
A.people need
B.build houses
C.cut down on
D.forests