A. institute
B. submit
C. subtract
D. substitute
We need to improve the level of agricultural mechanization and use machines to _
[单选题]Work done bymachines has replaced [manual] labor.A.mentalB.hardC.handyD.phy
16 It is the fitness level of our body that helps us fight these diseases.-|||-
7、Machines are ___ no use without the power to run them.A. ofB. atC. inD. by
[单选题]Weneedachairman________.A.)forwhomeveryonehasconfidenceB)inwhomeveryonehasconfidenceC.)whoeveryonehasconfidenceofD)whomeveryonehasconfidenceon
The polar opposite of labor is play. When we play a game, we enjoy what we are d
[单选题]We must improve the farming method __________we may get high yields.A.in ca
This is the idea that less labor will be necessary because machines can do so mu
A use B guarantee C need D coincidence17.It'sno__thatstartupsstartarounduniversi
[单选题]If you can improve your price by 3%,we shall be prepared to()for 5,000 metric tons.A . book with you an orderB . book your orderC . be in the marketD . place a order with you