demand/dɪ'mɑːnd $ dɪ'mænd/

v.

➊ ask for sth very firmly

➋ need sth such as time, efforts and skill

v. [T]

➊ 强烈要求：The teacher demanded an explanation. 老师坚决要求解释。

◇[demand (that) ...虚拟语气] He demanded that we (should) leave at once. 他要求我们立即离开。

◇[demand to do sth] I demand to see the manager. 我强烈要求见经理。

◇[demand + speech] “What are you doing here?” demanded the policeman. “你在干什么？”警察查问道。

➋ 需要：Learning English demands a great deal of time and effort. 学英语要花许多时间和精力。

构词de + mand（命令）

同根 command; recommend

常犯错误

✗ He demanded her to keep silent.

✓ He demanded she keep silent.

✓ He required her to keep silent.

辨析ask; beg; demand; order; require