Mixed Grammar Exercises - Test 13 | C1 – Advanced

Question 106: Lorasoft's customer service agents are instructed to handle minor requests _____ before forwarding calls directly to the technical support team.

Question 107: The popularity of the daily television show, Celebrity Update, has declined _____ the years as entertainment news has become increasingly available online.

Question 108: Scientists employed by Fluent Pharmaceuticals spend most of their time _____ medications to treat diabetes.

Question 109: _____ who needs to access information on the corporate Web site must first obtain login credentials from the IT department.

Question 110: Flintrock Manufacturing employees are required _____ a training program in equipment safety in order to operate heavy machinery on the job.

Question 111: Had Mr. Shriver booked his vacation package further in advance, he ______ a much lower price.