which one is correct?
548680
"knew" is "know" in the past tense. Since "did" is already in the past tense, no need to repeat it twice.\n\nSame with every verb: I didn't go (not didn't went)\nI didn't swim (not didn't swam)
97958
My openion is that "C" answer is correct.
815528
Which questionnaire?  People have been asking each other questions since they could communicate.  You'll have to be more specific.\n\n(. . . "and by whom," would be be gramatically correct.)
587962
Is there a difference?
790396
There is not any instance in which (d) could be the correct answer because (d) is grammatically incorrect. The "many things" must be referred to in a plural noun to make the response balance. You wouldn't say "What are it?" because you are referring to more than one thing. The (c) answer, "What are they? clearly asks of all the things he has in is box, What things are in the box?
842785
a  is correct\nc  is correct\nf   is correct
144176
"in" is grammatically correct
719448
You can use either when adding a qualifying clause afterwards.\n\n"I like the cat which is red"  "I like the cat that is red" both work. \n\nThat sounds a little more casual/natural.  Which sounds a bit more high brow formal.  \n\nThat can also double as a pronoun.  Avoid using the word "that" twice in a row however.  "That which is wrong"  vs "That that is wrong."
773113
Substitute other words: \nJohn and Juan make pies, or \nJohn and Juan makes pies?\n\nIt becomes clear that the first one is correct.
852459
3.) B\n\n6.) B?\n\n8.) B?\n\n9.) A
62172
B\n\nIf you would use the word "Us" then it should be "Me".\nIf you would use the word "We" then it should be "I".\n\nLorna and I went to school. We went to school.\nHe gave the book to us. He gave the book to Lorna and me.\n\nSo the correct form is: "The basketball bounced right between Lorna and me."\n\nItself, ourselves, myself refer to reflexive action. Reflexive action is done by and to the same person or group.\n\nI gave myself a shampoo. We gave ourselves the day off.
608286
Neither...\nThe word THIS is a pronoun or an adjective.\nThis is a good QUESTION!
402045
Question or statement?
1004499
Can you use the homophones "to", "too", and "two" in one question.?
88142
Pick the answer above, seems to be correct
896049
They are both correct.\nI know it well...as in, you are quite familiar with it.\n\nI well know it... as in, you don't have to explain it again
877991
try to find out which one is not correct