4a. Computers are essential devices. 4b.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Mister Micawber4a. Computers are essential devices.4b. Computers are useful devices.Please make up your mind.Computers are essential and useful devices.
AnonymousComputers are essential and useful devices.Is this sentence correct?No. Make up your mind which active applies.
AnonymousDo you mean that computers are essential devices?Or they are useful devices. It is up to you: it is your statement.