99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

<dl id="w4bvr"></dl>

<ins id="w4bvr"></ins>

<abbr id="w4bvr"></abbr>

單項(xiàng)選擇題

During the war she always kept a（）of tinned food in the house.

A.load
B.substitute
C.conservation
D.reserve

你可能感興趣的試題

單項(xiàng)選擇題

The ratio of the work done by the machine（）the work done on it is called the efficiency of the machine.

A.against
B.with
C.to
D.for

單項(xiàng)選擇題

His inability to learn foreign languages was a(n（）to his career.

A.objection
B.defect
C.obstacle
D.depression

<ruby id="qw9eg"><small id="qw9eg"></small></ruby>

<ruby id="qw9eg"><output id="qw9eg"></output></ruby>

<ruby id="qw9eg"><xmp id="qw9eg"></xmp></ruby>