She can’t help ______ for her family often, so she can’t help ______ why life is so hard.
—Mary, new copies of Harry Potter are on sale now. —Great! Let’s go and buy ________ this afternoon.
Try to use bank cards if possible and avoid ______ too much money with you.
The boy is very brave. I _______ he ________ the tall tree.
Choosing a mobile phone for personal use is not an easy task because technology ________ so fast.
— What do you think of the first lecture by Ms Li? —Well, it’s quite _______ and all of us are quite ______ at it.