Kids won’t go to school. They will study _____ home ______computers.A. at, on B. in, on C. at , by
Daming has been absent _______ class for a week.
He will speak to us ______ week. A.the next B.next C.on the next C.on next
We have many problems _________.
The ribbon doesn’t match ______ my hat.
The speaker spoke up ________ to make himself heard more clearly.