1. Ms. Thomas …………. in the employee development session at 3 o'clock yesterday. A participates
B to participate
C is participating
D was participating
2. The manufacturer …………. changes to its billing procedures now.

A implements
B implemented
C implementing
D is implementing
3. Wellton supermarket …………. its customers a 20 percent discount until Monday.

A offered
B is offering
C will be offering
D was offering
4. The memo informed us that the company …………. the renovation of the office next month.

A is carrying out
B has been carrying out
C will be carrying out
D is being carrying out
I. Choose one correct option in the parentheses.
1. Mr. Heath (has appointed, will have appointed) Richard Barth as a financial officer by next May.
2 Before the results came in, she (had already gone, will have already gone).
3 The price of gas (increases, has increased) considerably since 2000.
4 The revenue of the company (falls, has fallen) significantly for two years.
II. Choose the correct option for each of the following sentences.
5 The cost of living in the country …………. by 17 percent over last 15 years.

A will rise
B has risen
C rising
D rise

6 Mr. Jantick …………. in the military for six months by the end of the year.

A been served
B has served
C will serve
D will have served