A ___________ mechanic should be able to fix the problem.
举一反三
- Your guest might mention something they’re unhappy about and a receptionist should immediately fix the problem himself or hersel.
- My friend, who’s a mechanic, ______our car for us. A: fix B: fixes C: to fix D: fixing
- We should ______ the problem. We should find a _______to the problem.
- Think of your problem as a ________then it becomes less of a problem.
- The duality of a dual problem is not necessarily the primal problem. ( ）