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Prefix/Root Vocabulary Practices 字首/字根 字彙練習

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

The president expressed ________ for the plane crash victims.

a)

prophet

b)

sympathy

c)

symphony

d)

spectator

2.

________ babies are at risk of brain damage due to too little oxygen reaching the brain.

a)

Coeducational

b)

Premature

c)

Congenial

d)

Efficient

3.

The scientist is conducting research to find out the ________ of cell phones on people's health.

a)

profit

b)

synonym

c)

contemporary

d)

impact

4.

This new cancer treatment is more _______ than the older type.

a)

spectacular

b)

eccentric

c)

efficient

d)

effective

5.

After you fill out the application form, please ________ a photo of yourself and mail it to our office.

a)

detach

b)

pack

c)

attach

d)

unpack

6.

The elevator is temporarily out of service. Please take the escalator to the next floor. Thank you very much for your _______.

a)

cooperation

b)

underline

c)

submarine

d)

hypertension

7.

Jay wanted to become a singer, but his parents strongly ________ of it.

a)

discontinued

b)

disapproved

c)

demolished

d)

combined

8.

Some researchers ________, by end of this century, the temperature may be increased by six degrees Celsius.

a)

exhaled

b)

erected

c)

elected

d)

predicted

9.

The critic commented that “Angelic Battle” is a(n) ________ movie.

a)

over-busy

b)

overage

c)

visible

d)

terrific

10.

My best friend, Jason left Taiwan and ________ to Canada in 2018.

a)

immigrated

b)

preheated

c)

inspected

d)

indebted

11.

Black absorbs heat while white ________s heat, so you will feel cooler if you wear white clothes in summer.

a)

postpone

b)

suspect

c)

reflect

d)

communicate

12.

Sam has great inspiration for painting. He will become a(n) ________ painter if he receives some formal training.

a)

sensitive

b)

outstanding

c)

supernatural

d)

ultrasonic

13.

The ________ of American beef with ractopamine(瘦肉精)may cause customers to feel worried.

a)

exit

b)

anteroom

c)

antonym

d)

import

14.

For the following questions, please circle the correct verb form according to the ________ verb.

a)

underlined

b)

reversed

c)

rotated

d)

reviewed

15.

Edison didn't ________ our offer directly. However, from his body language, we could infer that he wasn't too interested in it.

a)

decline

b)

connect

c)

retreat

d)

recall