单项选择题
A.has B.had C.have D.have to
You are running（）danger.Fog bank ahead of you.A.toB.atC...
单项选择题You are running（）danger.Fog bank ahead of you.
A.to B.at C.in D.into
We（）let go port anchor.A.are going toB.is going toC.wer...
单项选择题We（）let go port anchor.
A.are going to B.is going to C.were going to D.was going to
（）shackles in the water?A.ManyB.MuchC.How manyD.How muc...
单项选择题（）shackles in the water?
A.Many B.Much C.How many D.How much
