<mark id="nc4du"><acronym id="nc4du"></acronym></mark>

<fieldset id="nc4du"><optgroup id="nc4du"></optgroup></fieldset>

單項(xiàng)選擇題

It's our duty to preserve the planet for future（）

A.persons
B.generations
C.characters
D.nations

你可能感興趣的試題

單項(xiàng)選擇題

I don't think I will ever feel（）spreading rumors.

A.consistent
B.common
C.comfortable
D.comparable

單項(xiàng)選擇題

If you're coming, please let me know（）advance.

A.at
B.in
C.by
D.on

<center id="7p2zq"></center>

<samp id="7p2zq"><acronym id="7p2zq"></acronym></samp>