The poetry of Ezra Pound is sometimes difficult to understand because it contains so many ________ references.

[单选题]This kind ofanimals are on the verge of [extinction] on,because so many are

[单选题]This kind ofanimals are on the verge of [extinction]，because so many are be

[单选题]This kind of fishare on the verge of[ extinction],because so many are being

[单选题]This kind ofanimals are on the verge of [extincti]on,because so many are be

[单选题]This kind ofanimals are on the verge of [extinction] ,because so many are b

All flights have been cancelled because of the snowstorm，so many passengers coul

[主观题]A． directory contains many a numbered sub-dir, and other files or directories as well. Each numberedsub-dir contains pictures(only jpg or png) and other files. Some of the pictures are original, while theothers are the result of conversion from the o

His explanation was too difficult to understand and the children all became _.A.

Sometimes partolling officers on buses are unnoticed because ______.A. they look

[单选题]It is difficultto list all of John's [attributes] because he has so many di