I didn't _______ the shopping and now we are out of coffee.
do
Alex is keen on art, ____ is also my favorite hobby. We often spend time drawing together.
which
I have lived in Santiago ________ I was 3 years old.
since
I find it easy to _______ new friends.
make
Our friendship is something ______ is really special and I'm very grateful to have Jack as my friend.
that
(English speakers would often consider "which" correct here, although it tecnically wouldn't be. To see more on this, check out: https://www.writingforward.com/grammar/grammar-rules/that-and-which)
I will stay with my grandparents ________ the summer
during
I love ______ my homework, becuase my teacher always makes it interesting.
doing
Her parents, __1__ were born in Spain, live next door to my mom and dad in our village. In fact, Yolanda's parents live in the same house __2__ my grandparents used to live in.
1. who 2. that
I am going to stay in Berlin ____ a few days this summer.
for
I have to ____ an exam tomorrow.
do.
"Take" would be acceptable as well, but between "do" and "make," "do" is the best option.
Julie, __1__ brother is at the same college as me, is my closest friend. She is someone __2__ I've known since I was a child.
1. whose 2. who
It is rare to see owls ______ the day.
during
William _____ many excuses about why he was late, but his teacher did not believe him.
made
Our friendship, __1__ is really special to me, has made my life happier. I am glad I sat next to you instead of Carl, __2__ turned out to be cat person.
1. which
2. who
1. since 2. for 3. during