What is the author’s attitude?
A. Delighted B. Sad C. Agreeing D. Disagreeing
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All the arrangements should have been completed prior our departure.
A. in B. to C. by D. before
It's vital that enough money __________ collected to get the project started.
A. is B. be C. must be D. can be
Food packages, bottles and tins for drinks can cause______.
A air and water pollution
B both a litter problem and a waste of resources
C to pay for the service
D to produce the receipt