Read the following passage and mark the letter A, B, C, or D on your answer sheet to choose the word or phrase that best fits each of the numbered blanks from 26 to 30.

ANYONE FOR A RIDE?
Ian Grey grew up in Glasgow but came to Oxford to continue his studies. Like many students, he needs a part-time job to (26) _______ him through the year. He used to work in a fast food restaurant, but a year ago he took up a new part-time job. Ian now works as a bicycle rickshaw taxi-driver. Although he loves showing people round Oxford, it is hard work, especially (27) _______ it rains. In term time, the number of hours he can do (28) _______ on his timetable.
However, on the long summer holidays he does as much work as he can. (29) _______ of his passengers even give him a little extra money in tips. Being a rickshaw driver is also a great way of keeping fit. Of course, it can be dangerous. Ian hasn't had an accident yet, (30) _______ he has to be careful. He likes to go climbing and his friends are amazed at how fit he has become.
(Adapted from Gold B1+ Pre‑First by Jon Naunton and Lynda Edwards)