what is sb like? how does sb look like? what does sb look like? 1)would you please kindly advise the difference between the above sentences? 2) "how is sb like?" I think there is no such an expression, right?

what is the difference between "purpose" and "goal"? what is the difference between "purpose" and "goal"? 1. when do we use “purpose“ and when “goal“? 2.if i need put an adj before them, shall i say "the ultimate/sole purpose", "the ultimate/sole goal”? 3.may i say “fulfil/meet the purpose“ and “achieve/fulfil the goal“? Thanks.

Telephone Dyads?On Line Bulletin Board?Diary? dear all, the words are from a global research report across 14 countries' labotary directors via PPT.(pictures are not allowed to post here,so, i could only descibe it) under the qualitative survey, it shows that there are three categories including 1)On Line Bulletin Board, 2)Diary and 3)Telephone Dyads. as for online bulletin board, i assue that they got the information from the online sites. Diary may refer to interview or notebook from those lab directors. but, does anyone know the meaning of "Dyads" in this telephone Dyads? Thanks

what is the meaning of "own" here? "LABS SHOULD OWN THEIR RESULTS. half of executives feel labs should advise physicians on which tests to order." what is the meaning of own in the above sentence?

i am so-so, i am terrible hi, there are such examples in the textbook. A:how are you today? B:I am so-so. A:how are you today? B:i am terrible. They are grammatically correct, right? while, my question is: are they natural to you? or actually you would say "I feel terrible/I have a terrible day. or it is just so-so." Thanks.

in first grade? which? what? Hi, guys, what is your advice on the following. 1)as for first grade (means year one in school), i have seen two sentences before, "i am in first grade" and "I am in the first grade" which one is correct or natural. 2)as for which and what, i was told that "which" is used when you know all options and choose among them. "what" is used when you do not know what the options are yet. is that correct? while, the sentence "which bus are you waiting for?" "what subjects do you like most?" "what bus are you waiting for?" "which subjects do you like most?" they all seem fine to me.

the meaning of "wayfarer" hi, i just watched a US TV.The scene was shot in one of America's airport. while there are three signs "check-in","departure"and "wayfarer" . I know what the first two are referring to. I am not sure about the last one. Does any one know the meaning of wayfarer here? If it refers to ticket, the sign should be just"tickets", right?

what is the meaning of gambit? what is the meaning of the below sentence? But when PATROKLOS comes across HEKTOR in his gambit, HEKTOR mistakes him for ACHILLEUS and kills him. what is the meaning of "when PATROKLOS comes across HEKTOR in his gambit"?