1) No country __________ immune to the threat of counterfeit drugs which kills a large number of patients every day. a) are b) is c) was 2) Food as tonic refers to using food to treat individuals __________ a general weakness. a) who have b) who has c) have 3) Biogas, ______________ a mixture of methane and carbon dioxide, is produced by the fermentation of organic matter. a) which b) which is c) is 4) R.M. Bartlett of Philadelphia was the person ___________________ the first private business college in the United States in 1843. a) founding b) who founded c) has founded 5) This can _____________ enough soup for three people. a) containing b) to contain c) contains 6) Peach trees _____________ well in a variety of soil types, but do best in sandy loam. a) growing b) grows c) grow 7) A thunderhead, dense clouds _____________ high into the sky in the huge columns, produce hail, rain, or snow a) that rise b) that is c) that rises 8) Although isolated pockets of hunger ______________, the World Bank nowadays gives some African countries money to sustain its self-sufficiency in food production. a) remaining b) is still remain c) still remain 9) If both the President and Vice-president should be simultaneously incapacitated, it is the speaker of the house of Representatives _______ is next in line a) which b) which who c) who 10) The first electric lamp had two carbon rods _______________ to conduct the current across the gap. a) served b) which serves c) which served

Leaderboard

Visual style

Options

Switch template

Continue editing: ?