Make sure that the parts are loosely assembled —定要把零件组装好
A.The parts must be assembled tightly B.Make sure that the parts are attached securely. C.The parts must be assembled loosely.正确答案C
Make sure that the parts are loosely assembled —定要把零件组装好
A.The parts must be assembled tightly B.Make sure that the parts are attached securely. C.The parts must be assembled loosely.正确答案C
