妈妈喊你到客厅来,说:_________________A. Come into the kitchen.,please.B. Come into the living room,please.
You ______ litter in the school. Let’s keep it clean.A. should B. shouldn’t C. can
We can’t _________here.A. parking B. parks C. park
Does the sign ‘No ’?——Yes, it does.A. mean, writing B. means, write C. means, writing
‘ No smoking’ means we smoke hereA. can B. can’t C. should
--- What do these mean?--- They “No swimming.” And “Danger.”A. signs; means B. signs; mean C. sign; means