Read the passage and complete it with the correct verb
 form (present simple, present progressive, аctive and
 passive voice).
 we can commonly (to identify) four basic taste sensations: 
 sweet, sour, bitter and salty. certain combinations of these tastes
 along with texture, temperature, odour and the sensations from
 the common chemical sense (to produce) a flavor. it is flavour
 that (to let) us know whether we (to eat) peanuts or caviar.
 many flavours (to recognize) mainly through the sense of
 smell. if you hold your nose while eating chocolate, for example,
 you will have trouble identifying the chocolate flavour, even
 though you can (to distinguish) the food’s sweetness or bitterness.
 this is because the familiar flavour of chocolate (to sense)
 largely by odour. so is the wellknown flavour of coffee. this is
 why a person who (to wish) to fully savour a delicious flavour,
 for example, an expert chef who (to test) his own creation, will
 exhale through his nose after each swallow.