Выпиши слова, перед которыми можно употребить артикли (а- the) cat, frog, swim, his, ann< sing, clok, red, seven, pen, pencil, big, is, stick, tom, hen, can, black, ten, dog, box.

Иобязательно внесите dog. без него никак

Cat, frog,  clock, pen, pencil, stick, hen, box.

Were they listening to the news on the radio when the telephone rang? who was  listening to the news on the radio when the telephone rang? what were they  listening to on the radio when the telephone rang? when were they  listening to the news on the radio? what were they doing when the telephone rang? were they  listening to the news or to the music  on the radio when the telephone rang? they were  listening to the news on the radio when the telephone rang, weren't they?

For example there is unusual monuments : the monument to lab mice,binding of the dna strand, monument sausage, traffic light monument, and so on. interesting sculpture : "business woman", "happiness is being built" this is a very interesting place , but the most interesting sight is : novosibirsk metro bridge - the longest bridge in the world. the length of the bridge is more than 2 kilometers. in novosibirsk a lot of interesting places and everyone just need to go the  there, in my opinion, is the most beautiful city with the most mysterious attractions.