Meaning of shock (past tense shocked)

[Elga]

English Grammar Tests, Elementary Level

ESL/EFL Test #40 "Reflexive Pronouns", question 5

Icarus shocked his father with an idea that he was going to try out on ..........

(a) himself
(b) themselves
(c) herself

English Grammar Tests, Elementary Level

ESL/EFL Test #40 "Reflexive Pronouns", answer 5

Icarus shocked his father with an idea that he was going to try out on himself.

Correct answer: (a) himself
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meaning of shock (past tense shocked), please

Elga

[Conchita]

To shock (past tense shocked) is to give (someone) a sudden (unpleasant) surprise: she's easily shocked, she is upset by rude/indecent things; I was shocked to hear of his death.