Our knowledge about the infinite space is very limited. (Synonym)

• strange
• unknown
• vague
• endless
Correct Option: D  [ endless ]

Remark:

A place where birds are kept. (one word substitution)

• Attic
• Nursery
• Aviary
• Zoo
Correct Option: C  [ Aviary ]

Remark:

Neither John nor Alex __________ scored the century.

• have
• was
• has
• is
Correct Option: C  [ has ]

Remark: in case "Neither-Nor" the verb must agree with the second subject (the subject closer to the verb).

He endeavoured hard to reach the top of his career.

• shirked
• strove
• undertake
• laboured
Correct Option: A  [ shirked ]

Remark:

You are _________ fool to say that.

• a
• an
• the
• zero articles
Correct Option: A  [ a ]

Remark:

She has strong antipathy ___________ smoking.

• for
• against
• to
• of
Correct Option: C  [ to ]

Remark:

They decided to _________ his number in the yellow pages.

• look into
• look at
• look up
• look onto
Correct Option: C  [ look up ]

Remark: "look up": search for information in a reference book or on a computer:

He will dispense __________ your services.

• of
• off
• on
• with
Correct Option: D  [ with ]

Remark:

Find appropriate Phrasal verb for "Loiter aimlessly"

• Hold up
• Hang about
• Keep on
• lay off
Correct Option: B  [ Hang about ]

Remark: "Hang around" typically implies lingering or spending time without a clear purpose or direction.
e.g:"He likes to hang around the park when he has nothing to do."

I wonder if I shall get ________ my history examination.

• out
• off
• in
• through
Correct Option: D  [ through ]

Remark: