We must have the machine ____.
举一反三
- We must have the machine ____. A: to repair B: repairing C: repair D: repaired
- We must ensure a CNC machine tool is used by two operators.
- We must not become _________ the moment we have some success.
- We must _____ early as we have to catch an early train tomorrow.
- We ______ admit that we need further training. A: must B: have C: have to D: had to