Many boys _____ (swim) in this river last year.But they can't now

There are many boys _____ (climb) the hill _____(many) and more boys and girls like to play ping-pong in China how many students _____ in your class?---25 boys and 30 girl.___55. Many boys _____ (swim) in this river last year.But they can't now scientist want to know why so many boys dislike _____(take) bath Many boys like playing ()basketball How many boys ______ birds? too many boys,but no many times! I found many children there,most of them being boys.疑问疑问?I found many children there,most of them _____ boys.为什么空格处是being,而不是were? Such little children made so many boys! How many boys can you 快 翻译How many of them are boys? This store has many pants( )boys. Many old people prefer boys to girls. Many boys like football because接下句 we find many little boys swimming____it there are many people in the park,Look,Sandy is _____.the girls are_____.the boys like_____.要详细的补充完整 [swi：p]单词