1) She hesitates _____ the phone. a) to pick up b) picking up 2) I'd also avoid _____ this acid. a) to spill b) spilling 3) They client demands _____ a full refund. a) to pay b) paying 4) The manager guarateed ______ precautions concerning security safety. a) to take b) taking 5) I can't justify ______ even a white lie.  a) to tell b) telling 6) We tend _____ the accident. a) to investigate b) investigating 7) Our company is obliged ____ the deadline. a) to meet b) meeting 8) We recommend ______ resources wisely.  a) to allocate b) allocating 9) I don't mind _____ behind the schedule for one week, but not moe. a) to fall b) falling 10) My best friend convinced me _____ money instead of _____ a loan. a) to save up / to take b) saving up / taking c) to save up / taking d) saving up / take 11) I've managed ______ the doc. with a persanal data. a) to encrypt b) encrypting 12) I couldn't deny _____ in touch with our ex-manager. a) to keep b) keeping

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