Joan had often heard____ said that Marley had no money.
A.it
B.this
C.that
D.one
答案:A
排水固结法加固软基排水砂井所用中粗砂的含泥量应小于()。
A.1%
B.2%
C.3%
D.4%
The prize will go to the writer ___story shows the most imagination.
A.that
B.which
C.whose
D.what