问题
The number of people in the world ________ about 6 billion and large quantities of waste ________ each year. [ ]
A: total; has been produced
B: totals; is produced
C: totals; are produced
D: total; are being produced
B: totals; is produced
C: totals; are produced
D: total; are being produced
正确答案是：
同类题型
lly speaking, prices of daily goods______ through the Internet are lower than store prices
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Do you need any help, Lucy.— Yes . The job is__________ I could do myself.