present tense
A teenager from New Delhi ___ (be) collecting pencils for the last ten years.
has been
Cara's been at her desk, staring at a university application form. ALL DAY
Cara's been at her desk (all day), staring at a university application form (all day).
He's really bounced back/ bounced him back since his injury.
bounced back
If you ____ (mess up/ something), start again. That's how you learn.
mess something up
So far, he ____ (collect) over 14,000 of them from forty different countries.
has collected
She wants to study games design. CURRENTLY
(Currently) she (currently) wants to study games design.
after my dad
Learn to ____ (come up with/ solutions) to problem quickly.
come up with solutions
He ___ (spend) hours online looking for new pencils over the past few years.
has spent
She's been at the top of her computer class. FOR THE PAST FEW YEARS
(For the past few years) she's been at the top of her computer class (for the past few years).
Don't give it in/ give in after one failure. Keep going!
give in
Don't let obstacles ___ (hold back/ you). Find a way to get round them.
hold you back
Once in a while, family members ___ (help) him to buy more expensive items.
help
Her parents complain that she's staring at a computer screen. CONTINUALLY
Her parents (continually) complain that she's (continually) staring at a computer screen.
I tried writing the essay but ran up against a few problems/ a few problems against.
against a few problems
Make sure you have the support you need to ___ (see through/ you) a difficult challenge.
see you through
All this week he ____ (count) his pencils in the hope of getting the world record.
has been counting
She hasn't decided which university to apply for but has to decide soon. YET
She hasn't yet decided which university to apply for....
She hasn't decided yet which...
She hasn't decided which university to apply for yet but ...
Everyone starts a new hobby off/ off a new hobby with enthusiasm but it doesn't always last.
both possibilities are acceptable
Never ___ (pass up/ the opportunity) to get advice from others.
pass up the opportunity/ pass the opportunity up