Question

Nick's children___their homework three hours ago.b) did a) made 2. We are____some research at the moment. a) making b) doing 3. I m afraid I've____a mistake in the calculation a) made b) done 4. He is working on an interesting____on nano-technology b) research a) investigation 5, The___ for the detection of the killer will continue. a) investigation b) research

Answer 1

1 did 2 making 3 made 4 research 5 investigation

Answer 2

1. Nick's children did their homework three hours ago.
2. We are doing some research at the moment.
3. I'm afraid I've made a mistake in the calculation.
4. He is working on an interesting research on nano-technology.
5. The investigation for the detection of the killer will continue.