11.He invited all of his ______ to join his wedding party.
a.comrade-in-arms c. comrades-in-arm
b.comrades-in-arms d. comrade-in-arm
12.All the ______ in the hospital got a rise last month.
a.women doctors c. woman doctors
b.women doctor d. woman doctor
13.After ten years, all these youngsters became_____.
a.growns-ups c. growns-up
b.grown-up d. grown-ups
14.The police investigated those _____ about the accident.
a.stander-by c. standers-by
b.stander-bys d. standers-bys
15.The Nazi kept those ______ in their concentration camp.
a.prisoner-of-wars c. prisoners-of-war
b.prisoners-of-wars d. prisoner-of-war
16.The manager was greatly appreciate that _____ made by Linda lately.
a.new reel b. news reel c. new-reels d. news reels
17.Mary’s dress is similar in appearance to her ______.
a. elder sister b. elder sister’s c. elder sisters d. elder sisters dress
18.All the people at the conference are ______.
a. mathematic teachers c. mathematics teacher b.mathematics teachers d. mathematic’s teachers
19.Professor Mackay told us that ______ of lead are its softness and its resistance.
a.some property c. properties
b.some properties d. property
20.Physics _____ with matter and motion.
a.deal b. deals c. dealing d. are
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