Some experts think reading is the fundamental skill upon______school education depends.
A.it | B.that | C.whose | D.which |
_____ a reply, he decided to write again.
A.Not receiving | B.Receiving not |
C.Not having receiving | D.Having not receiving |
Gone forever ____ when we used foreign oil.
A.the days are | B.the days were |
C.are the days | D.were the days |
-----When will they come back?
-----I _____ don’t know.
A.simply | B.hopefully | C.happen | D.as well |
She was more headstrong than ______.
A.the rest of us | B.us the rest |
C.the other of us | D.us the other |
Though ______, many laws of nature exist.
A.not having been discovered | B.having not been discovered |
C.not having discovered | D.having not discovered |