岩基表层存在断层破碎带时，采用下列何种加固措施比较好？（）
A.灌浆加固
B.锚杆加固
C.水泥砂浆覆盖
D.开挖回填
参考答案：D
（1+3+5+7+…+2005）-（2+4+6+8+…+2004）=______．
-- How long ______ you __________England , Sue ?
-- Since two years ago.
A．have, been to
B．have , gone to
C．have , been in
D．have , moved to
