READING (6) BUILDING SKILLS CAMBRIDGE PREPARATION FOR THE TOEFL® IBT TEST

 

CAMBRIDGE PREPARATION FOR THE TOEFL® IBT TEST BUILDING SKILLS READING (6)

 

EXERCISES R1-R3 Use Reading Exercises R1-R3 to practice understanding meaning from context EXERCISE R1 Understanding words in context This exercise consists of two types of questions. Examples of these two types, including directions, are shown in the boxes below: Using referents to understand meanings 37 An agricultural concern is growing number of boll weevils. An infestation of these insects is capable of destroying a cotton crop overnight. ___________________________________________________________________________________ 38 The analysis of carbon and nitrogen isotopes can be used to identify the skeletal remains of carnivores. Because they are higher up the food chain, these meat-eating animals have larger proportions of heavy isotopes in their bone remains. ___________________________________________________________________________________ 39 The perfection of the chronometer  by John Harrison was a lifesaving development for sailors. This marine timekeeping device allowed accurate computation of longitude during long sea voyages. ___________________________________________________________________________________

ANSWER KEYS AND EXPLANATION