水能与水资源不同，我国水能蕴藏最多的省（区）是（ ）
A．新疆维吾尔自治区
B．西藏自治区
C．四川省
D．广西壮族自治区
参考答案：B
The kids seated themselves ______ to the teacher and listened ______ with great interest. [ ]
A. closely; nclose
B. closely; closely
C. close; closely
D. close; close
We have a big library __________ lots of useful books.[ ]
A. in
B. at
C. with
D. on
