22.A recent national study of the public schools shows that there are now one microcomputer for every thirty-two pupils, four times as many than there were four years ago.
(A) there are now one microcomputer for every thirty- two pupils, four times as many than there were
(B) there is now one microcomputer for every thirty- two pupils, four times as many than there were
(C) there is now one microcomputer for every thirty- two pupils, four times as many as there were
(D) every thirty-two pupils now have one
microcomputer, four times as many than there were
(E) every thirty-two pupils now has one
microcomputer, four times as many as
答案是C,想請問一下,
.....there were,為什麼是用there were,指的是什麼?
謝謝!