珠光体耐热钢具有()和()的特性。
参考答案:高温强度;高温抗氧化性
Choose and correct. 将下面各句中的错误选出来并在横线上改正。
( ) 1. What's your adress, Tom?
A B C D
( ) 2. How toll is Kitty?
( ) 3. I want to buy a pants.
( ) 4. How do you go school?
( ) 5. Is this a truck and a bus?
紫色土