I ______ the poor rabbit, but I didn’t have the right drugs with me at that moment. [ ]

Only by practicing a few hours every day ________ be able to learn it well.

I remember you lent me a book last week .— I forgot .

Many experts hold the view teacherdevelopment is the key to bettereducation lies.

The number of children who___________ both parents to Aids ________ also expected to rise, reaching more than 26 million in 2010.