8. To work __________with the machine，you must read the instructions carefully.
A: firstly
B: naturally
C: efficiently
D: generally
A: firstly
B: naturally
C: efficiently
D: generally
举一反三
- To work __________with the machine，you must read the instructions carefully. A: A) firstly B: B) naturally C: C) efficiently D: D) generally
- 8. To work _____ with the machine, you must read the instructions carefully.A.firstly B. naturally C. efficiently D. generally A: firstly B: naturally C: efficiently D: generally
- 23. To work __________with the machine，you must read theinstructions carefully.A) firstlyB) naturallyC) efficientlyD) generally A: firstly B: naturally C: efficiently D: generally
- To work __________with the machine，you must read the instructions carefully.
- Towork______withthemachine,youmustreadtheinstructionscarefully. A: firstly B: naturally C: efficiently D: generally