“No.1 engine is overheating” means No.1 engine _______ .
A.is becoming too hot
B.has flamed out
C.has stopped
D.is running rough
正确答案是A
“No.1 engine is overheating” means No.1 engine _______ .
A.is becoming too hot
B.has flamed out
C.has stopped
D.is running rough
正确答案是A