I don’t think it advisable that Tom ________选择

I don’t think it necessary（discuss) _________the the problem is settled.

SaHy：What do you think about travelling abroad？Liu： __________ ，I don’t like it． Sally：Why

I dont think it is advisable that she ______ her little boy of his freedom to spend the sp

I think it advisable that an armed guard_____in readiness.A．is standingB．will standC．stand

We think that English is very useful,_____？A．don"t weB．isn"t itC．do weD．is it

“Do you know that girl with the long hair？” “I don’t think so, although she __________