题目

Of all the famous English writers, probably the best known is William Shakespeare. He was born in Stratford-upon-Avon in 1564 on April the 23rd. His father was an important man in town so Shakespeare had a good upbringing. Shakespeare probably went to school (although no records survive to prove this) but not university. He got married when he was 18 to Anne Hathaway and the couple had 3 children. Shakespeare wrote 38 plays and 154 sonnets (a sonnet is a kind of poem). He began working in his home town of Stratford but by 1592 was writing in London. He became rich enough to buy a house i下列三个命题，其中正确命题的个数为 [　　] ①平面a ∥平面b ，b ⊥平面g ，则a ⊥g ②平面a ∥平面b ，b ∥平面g ，则a ∥g ③平面a ⊥平面b ，平面g ⊥b ，则a ⊥g A．1个B．2个C．3个