According to the passage, what makes mobile phones potentially harmful is ________.
Đáp án D
Cái gì khiến cho điện thoại luôn tiềm tàng nhiều tác hại:
A. Ánh sáng rada
B. Sức mạnh thu hút
C. Sức mạnh tấn công bất ngờ
D. Tia không thể nhìn thấy
We sometimes think of writing as more real than speech because ______.
The phrase “split off” in the second paragraph is closest in meaning to____________.
According to the passage, which of the following statements was true in 1990?
In the first paragraph, the word "elements" is closest in meaning to ________
The author refers to all of the following as characteristics of the Asiatic lion EXCEPT that ____________.
Which sentence about Joseph Pulitzer is true according to the reading passage?