He was about to do his homework when an unusual noise ________ his attention.
Mandela met a lot of difficulties, he still fought for the equal rights of his people.
iPhone 6s have been on sale for over a month, but they are still hard for Chinese.
Sometimes we need true friends’ shoulders ____we can cry to free ourselves from pain.
If we don’t often use the newly learned words, we’ll _____ forget them.
It is widely____ that hard work can help students make progress.