There is ____ nothing interesting in his speech.

She smiled to the people around but＿＿＿looked straight ahead, getting hold of her son’s hand. 

Nuclear science should be developed to benefit the people _____ harm them.

Online shopping is increasingly popular；by September 2011，the total daily sales at Taobao______ had amounted to 935  million yuan，which had even overtaken the daily total sales of Hong Kong.

Plants need water and sunlight to grow well. _____, a healthy body requires a balanced diet.