Variant 1 You could have come first and won the race if you … faster

28. You can infer that the law of supply and demand means that prices ...

A) rise if supplies are abundant B) stay even when supplies are abundant

C) fall if supplies are limited D) rise if supplies are limited

29. You can infer that gas suppliers are burning their surplus gas in order to ...

A) create a shortage to sustain high prices B) lower the prices on their product

C) get rid of an inferior product D) create a glut in the market

30. The author's purpose is to …

A) discuss oil prices B) discuss gas and oil producers C) discuss gas shortages D) question high gas prices

VARIANT 45

1. It was only the … day that I received a letter from my cousin inviting me to his wedding.

A) others` B) others C) another D) other

2. Can we have a word with you before we … ?

A) go B) shall go C) had gone D) went