Read the following passage and choose the correct answer in each sentence.

Last week, I had an occasion to — 131 — with Mr. Harries and Mr. Grava from your customer support team. I came to the office with a series of questions for a research project that I am working on. The information I needed tumed out to be more — 132— than I had anticipated but for awhile, your team was very patient, courteous and professional. — 133 —. It is clear that your customer service is one of the keys to your company’s success. I want you to know how much I — 134 — the assistance.

131..................

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