III. 文意選填 (AB) source (AC) get rid of (AD) come in (AE) to (BC) necessity (BD) rank (BE) said (CE) make up (DE) resembles (ABC) obvious        Though drinking straws may be small, they    41       a big portion of global plastic waste. Almost 90 percent of ocean trash is plastic, and plastic drinking straws    42       in the top 10 among all items collected during beach cleanups each year. Ninety percent of birds and many marine mammals—whales, dolphins, and seals—are    43      to have plastic in their systems. As you can see, those little drinking straws are the    44       of a huge problem.       What can be done to    45      plastic drinking straws? The most    46    answer is to simply stop using straws altogether. While they may be convenient, they certainly aren’t a    47       . However, if you can’t imagine life without drinking straws, there are alternatives    48      plastic ones. Glass straws, which    49     a variety of colors and designs, tend to be very durable. Stainless steel straws can be cleaned in a dishwasher and often come with a bend that    50       that of common plastic straws. Bamboo straws, being made of a natural material, are both disposable and biodegradable.
【題組】41.