1) He supposes … to manipulate with the numbers. a) them b) their c) they 2) The teacher expected the students … the rules last week.  a) to learn b) to have learnt c) learning 3) We believe … to achieve the results. a) him b) his c) he 4) I let him … the rule. a) to override b) override c) overriding 5) He allows the expression …  a) to simplify b) to be simplified c) simplified

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