In _________to being used in industry，laser can be applied to operations in the hospital.

Although it’s raining, _____ are still working in the field

It is the first time that I _______ this kind of moon cake

Two percent of the total poulation of China have ____ access to the Internet,____ with 45 percent in the USA and 15 percent in Japan.

What was Jim wearing at the party– Nothing ________. He was in his usual shirt and jeans.