In Present tenses^x, Constructions^x

Pilita, I think your problem is that you are inconsistent. Some of your sentences are perfectly correct, but then you make elementary mistakes in other sentences that seem to show that you haven't totally understood why your best sentences are as good as they are! For example, your sentence:...

Hello again, kynguyen You said: "In fact I think most of the verbs can be used with or without "to", right? For ex: I need to have a vacation. Or I need a vacation." You used the verb "need" as an exampe of the verbs that can be used with or without the particle "to". But the particle "to",...

for I and YOU pronouns...in rules of using is and are....singular nouns/pronouns normally follow the linking verb in singular form. However with I and YOU, even if they appear to be one person. I and YOU are exceptions. the proper grammar for it is: "I" ---> the present tense for "were" is am....

I think that whl626 and azz are right here, so stick with what they said. You can't really use present tense for the right hand side because that construction is reserved for "known truth"s, which this isn't. Rommie.

Responding to Bubr's original post. It is CORRECT to say: The professor told us that mathematics ISN'T easy (present tense). This is because it is a construction called a "known truth", that is, a statement which is assumed to be true for all time. Other examples might be: I told him that cats...