"The tax hammer could prove very weak if you are trying to force someone not to warehouse," he said.

My limbs proved weak and shaky as I struggled to get up.

It was as if she didn't want to be there but was proving too weak to liberate herself.

This strategy, however, proved weak as Quebec's natural resources were exploited for little profit.

If we'd proved weak, then not tonight, but some night soon, someone would come and kill us all.

Free allocations were a good start, but proved pretty weak in practice.

Yet the very number of confederates he needed was so great as to make certain that somebody would prove weak.

Now, they say, other segments of the economy are proving too weak to support improved demand for homes.

When they try to take off, the landing gear proves too weak, and the airplane flips over.

The artillery had also proven too weak to do much damage.