Electronic devices are bad for your eyes. Their radiation is very harmful.
A. Electronic devices that their radiation is very harmful are bad for your eyes.
B. Electronic devices which their radiation is very harmful are bad for your eyes.
C. Electronic devices, whose radiation is very harmful, are bad for your eyes.
D. Electronic devices whose radiation is very harmful are bad for your eyes.
Electronic devices are bad for your eyes. Their radiation is very harmful.
A. Electronic devices that their radiation is very harmful are bad for your eyes.
B. Electronic devices which their radiation is very harmful are bad for your eyes.
C. Electronic devices, whose radiation is very harmful, are bad for your eyes.
D. Electronic devices, which are bad for your eyes, their radiation is very harmful.
________ from electronics could harm your body and cause permanent damage, so use electronic devices moderately
A. wave B. radiation C. radiator D. emission
For very young children, electronic devices may help promote listening and speaking skills.
A. advertise
B. popularize
C. discourage
D. improve
Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
Personal electronic devices which distract students from their classwork are banned in most schools.
A. forbid
B. prohibit
C. divert
D. neglect
Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.
Electronic dictionaries are now common in English classes. They can be very easily downloaded into your personal electronic device.
A. Electronic dictionaries which can be very easily downloaded into your personal electronic device are now common in English classes.
B. Electronic dictionaries, which can be very easily downloaded into your personal electronic device, are now common in English classes.
C. Electronic dictionaries, that can be very easily downloaded into your personal electronic device, are now common in English classes.
D. Electronic dictionaries can be very easily downloaded into your personal electronic device are now common in English classes.
My teacher, ____ has been teaching for 25 years, finds it hard to make use of electronic devices in her teaching.
A. she
B. who she
C. who
D. whose
Face ID, which is an Apple's security technology for iPhone X, permits users _____ their devices just by looking at them.
A. unlocking
B. unlock
C. of unlocking
D. to unlock
Choose the letter A, B, C or D to complete the passage below
An allergy is an immune system response __________ (6) a foreign substance that’s not typically harmful to your body. These foreign substances are called allergens. They can __________ (7) certain foods, pollen, or pet dander.
Your immune system’s job is to keep you healthy by fighting harmful pathogens. It does this by attacking anything it thinks could put your body in danger. Depending on the allergen, this response may involve inflammation, sneezing, or a host of __________ (8) symptoms.
Your immune __________ (9) normally adjusts to your environment. For __________ (10), when your body encounters something like pet dander, it should realize it’s harmless. In people with dander allergies, the immune system perceives it as an outside invader threatening the body and attacks it. Allergies are common. Several treatments can help you avoid your symptoms.
Question 6:
A. to
B. for
C. of
D. in
Choose the letter A, B, C or D to complete the passage below
An allergy is an immune system response __________ (6) a foreign substance that’s not typically harmful to your body. These foreign substances are called allergens. They can __________ (7) certain foods, pollen, or pet dander.
Your immune system’s job is to keep you healthy by fighting harmful pathogens. It does this by attacking anything it thinks could put your body in danger. Depending on the allergen, this response may involve inflammation, sneezing, or a host of __________ (8) symptoms.
Your immune __________ (9) normally adjusts to your environment. For __________ (10), when your body encounters something like pet dander, it should realize it’s harmless. In people with dander allergies, the immune system perceives it as an outside invader threatening the body and attacks it. Allergies are common. Several treatments can help you avoid your symptoms.
Question 9:
A. system
B. disease
C. cancer
D. muscle
