Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Despite a lot of concerns, sending people into space seems certain; we ______ see lunar cities and maybe even new human cultures on other planets.
A.can
B.will
C.must
D.may

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
For those ______ in adventure and sport, there is a lot to do on Vanuatu’s islands in the South Pacific.
A.who interest
B.interesting
C.interested
D.which interests

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
When I was small, my parents were often away; my grandmother ______ take care of me.
A.will
B.shall
C.would
D.should

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Businesses will not survive ______ they satisfy their customers.
A.or else
B.in case
C.unless
D.if

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
There has been little rain in this area for too long, ______?
A.has it
B.has there
C.hasn’t it
D.hasn’t there

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
______ ten minutes earlier, you would have got a better seat.
A.Were you arrived
B.If you arrived
C.If you hadn't arrived
D.Had you arrived

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The song has______been selected for the 2018 World Cup, Russia.
A.office
B.officer
C.officially
D.official

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Nobody likes his behavior,______?
A.doesn’t he
B.do they
C.don't they
D.does he

A person with whom one becomes friendly by corresponding is a.................
A.writer
B.pen-name
C.pen-friend
D.pen-writer

They have...................for nearly two years, but this was their first meeting.
A.worked
B.written
C.corresponded
D.talked