We have been looking at houses but haven’t found _______ we like yet.
| A．it | B．them | C．that | D．one |
81. In order to finish the work in time，they always worked far______ the night.
| A．in | B．onto | C．at | D．into |
80. Last week, we had a meeting. I told the chairman that I couldn’t attend it for I had something important to do, but he insisted _____ my being present.
| A．on | B．in | C．to | D．At |
79. I wrote to Mr. Green, _______ him _______ the lost case.
| A．inform…of | B．informing…of | C．informed…about | D．inform…for |
78. The form is very important. Please fill in the form _______ ink not _____ a pencil, Jack
| A．in; by | B．with; in | C．in; with | D．by; in |
77. Oh, sorry. A lighted cigarette burned a hole _____ my coat, and I have to change another one.
| A．in | B．on | C．at | D．By |