A positive __________ can help you overcome challenges more easily. A. habit B. community C. innovation D. attitude

We ________ each other since high school. A. have known B. knew C. know D. had known

Yesterday, I finished my homework and _______ (go) to bed early.

She is working on her presentation for next week's conference. What does "work on" mean? A. Borrowing something B. Destroying something C. Improving something D. Hiding something

She ________ in Hanoi for five years before moving to Ho Chi Minh City." A. has lived B. was living C. lived D. had lived

"The app helps you track how many calories you eat every day." What does track mean here? A. delete B. guess C. record D. reduce

She wants to _____ her skills by practicing every day. A. provide B. develop C. boost D. manage

The brain can store a vast amount of information over a lifetime. What does "store" mean? A. keep B. cause C. provide D. develop

I ________ my assignment, so I can relax now. A. have finished B. finished C. finish D. had finished

A good manager should know how to __________ a team effectively. A. control B. follow C. boost D. lead

They ________ three projects this semester and they're starting a fourth. A. had completed B. completed C. have completed D. were completing

Which sentence is correct? A. She installed a new habit of reading every night. B. They installed solar panels on the roof of the building. C. He installed his opinion during the meeting. D. We installed a solution to the problem.

Scientists often work together on projects. This _____ helps them succeed. A. collaboration B. effort C. invention D. device