Thenumberofsecondsinoneday_____Thenumberofminutesinoneweek
I’mtenyearsoldandmysisteristwoyearsolderthanme，sosheist_____yearsold。
—Howmanycomputers_____inyourclassroom?
—Therearetwo.
I_________(名词性物主代词)
()_____youlikethisjacket?
Theseare______.Youcanbuyapairforyourmother.