What does the underlined word "they" in Paragraph 6 refer to?
A. The participants in the study.
B. The researchers of the study.
C. The errors made during the study.
D. The data collected from the study.
－－ What's the date today? －－___________.A.It's a fine dayB. It's FridayC. It's on Christmas DayD. It's June 26th
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What ________ the notice________?A. is, sayB. is, saidC. did, sayD. does, say
________ your mother ________ some cleaning on Sundays?A.Does…doesB.Do…doesC.Does…do
6． She was so angry at ________ he was doing ________she walked out．and closed the door heavily behind her．A． what ; thatB． that ; whatC． that ; thatD． what ; what
4．—_________ Mike________ his homework in the evening?—No，he doesn't．A． Do；doesB． Does；doC． Do；doD． Does；does
Which of the following may illustrate the difference between "competence" and__________ "performance"? A．What a person "knows" and what he/she "does". B．What a person "can do" and what he/she "does". C．What a person "does" and what he/she "knows". D．What a person "does" and what he/she "can do".
Which paragraph gives an account of the way electrochromic windows changing?A.Paragraph 5. B.Paragraph 3. C.Paragraph 4. D.Paragraph 6.
