(i) Do not confuse depend on/upon and the more formal phase, be dependent on/upon. Compare: Depends on/upon: ‘The speed of a car depends on the size of the engine.’ Be dependent on/upon: ‘The speed of a car is dependent on the size of the engine.’(ii) Depends on/upon means ‘be shaped or determined by’(it is not used in progressive tenses): ‘His success depends on/upon his effort.’  (iii) ‘It depends on whether (NOT if): ‘We don’t know yet. It all depends on whether the car is fixed in time.’
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Beside
Beside = next to: ‘She sat down beside me.’ Besides = in addition to; also: ‘Who did you invite besides Tom and Mary?’ ‘Besides tennis, what other games do you play?’ ‘I am too old to apply for the job. Besides, it would mean moving house.’ When you mean ‘in addition to’, use besides (WITHOUT […]
Doctors for Children
Paediatrician is a combination of Greek paidos, child; iatreia, medical healing: and –ician, expert. Paediatrics (pee-di-AT’-riks), then, is by etymology the medical healing of a child. Adjective: paediatric (pee-di-AT’-rik). Pedagogy, which loses the ‘a’ but still combines paidos with agogos, leading, is, etymologically, the leading of children. And to what do you lead them? To […]
Each
(i) (Used as countable nouns) every one considered individually or one by one: ‘Each person is mortal.’ (ii) To or from every one of two or more people: ‘They received $10 each.’ Each + singular noun: ‘Each child was given a balloon.’ Each of + plural noun/pronoun + singular verb: ‘Each of the three children […]