[ Grammar and Vocabulary ]
It is hard to _______ the latest technology when phones, computers, and tablets change every year.
A. predict
B. keep up with
C. invent
D. process

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Conditional Sentences and Adverbs › ViewThe frazzled student, when studying for a test, stayed up all night.
A. when studying for a test, stayed up
B. The frazzled student
C. stayed up all night
D. when studying for a test
Grammar › View
Which sentence correctly uses ‘who’?
A. Who owns this book?
B. Who do you like?
C. Who is you?
D. Who are your friends?
Gerund › ViewTomorrow, we will ________ a lunch together
A. had
B. has
C. have
D. having
Grammar › View
This bowl of noodles is mine. ___ bowl is yours.
A. This
B. These
C. Those
D. That
