How long has your son __________ the ipad2 — Only about twoweeks.

对加横线词语解释全都正确的一项是（ ）

What do youthink of the young lady? — She is hard-working. She ________all her effort into her work before she got ill.

That’s Mrs. Smith’s daughter, right? — You guessed it. She ______ herself on her mother very much. [ ]

ter met him at the Grand Theateryesterday afternoon, so he ________ your lecture.