as與while在引導讓步 狀語從句時有何區別?

題目：

as與while在引導讓步 狀語從句時有何區別?

解答：

二者都可以譯爲「儘管」,但是as 做引導詞時候,句子要倒裝
e.g：Try as he might,he couldn’t lift the stone.儘管他可能試了,但他舉不起這塊石頭.
而while就不需要倒裝e.g：While he has many good points,Tom has his shortcomings.雖然湯姆有許多優點,但也有缺點.