【单选题】听力原文:You should have listened to me! If we hadn't made the wrong turn, we'd have been on time. They must have waiting too long to be patient. (26)
A.
If we want to be on time and don't let them, we must make a right turn.
B.
Though we went the wrong way and were late, they must have been waiting patiently for us.
C.
Since we're not late, we must have come the right way.
【简答题】If we have the wrong signals, say the Netflix signals, we get fat cells instead of muscle. These scaffolds are made of a [5] _____ of different things,