1.The demand for consumer goods rose last year. Did the demand for consumer goods rise last year? When did the demand for consumer goods rise? 2.Our company usually buys services at this agency but we didn't do it last year. Does our company usually buy services at this agency? What didn't we do last year? 3.Entrepreneurs are investing in our country currently. Are entrepreneurs are investing in our country currently? Who is investing in our country currently? 4.Our boss sometimes uses different incentives to in crease productivity. Does our boss sometimes use different incentives to in crease productivity? What does our boss do sometimes? 5.When I opened the office, employer was discussing the plan. Was the employer discussing theplan when I opened the door? What was the employer doing when I opened the office?
Tim has never ridden on a rollercoaster.