[ Grammar - Present Perfect ]
_____ you ever climb a mountain?
A. Have
B. Has
C. Having

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Vocabulary and Grammar › ViewIn marketing, the length of time that people continue to buy a particular product is called the product ____________________.
A. lifecycle
B. loyalty
C. launch
D. lifecycling
Verbs › View
I ________ walk for a long time.
A. Could
B. Walked
C. Canned
D. Was
Grammar › ViewSam’s job is …….. than Lee’s.
A. most tiring
B. tiring
C. more tiring
Grammar - Compound Sentences › View
Chloe ____ a smoothie with her sandwich.
A. buy
B. buys
