如果船舶配备锅炉,就应设置两套独立的给水装置。
参考答案:错
a,b,c是整数,满足不等式:a2+b2+c2+3<ab+3b+2c,则a+b+c=______.
连词成句。
1. many, How, people, are, in, there, family, his (?)
2. Look, is, That, aunt, Bill's (!)
3. father, My, a, is, doctor (.)
4. are, they, Who (?)
5. and, Come, my, meet, family (!)