At last the mother had no choice but ___________ her son herself, though she was quite busy．
A． to pick up B． pick up C． picking up D． picked up
As a student in Senior Three, I must work hard． ___________, I should take exercise to strengthen my body．
A． Otherwise B． Meanwhile C． Therefore D． Thus
The book didn’t _______to children probably because she employed too many scientific terms．
A． apply B． appeal C． intend D． adapt
Selina has recently ___________ Chinese painting to please her grandmother who was born in China．
A． taken on B． taken off C． taken up D． taken over．
Please remain ___________ until the aircraft has come to a complete stop．
A． seating B． seated C． to seat D． seat
--- What on earth is that noise?
--- Oh, the next flat ___________．
A． was decorated B． was decorating
C． is being decorated D． is to be decorated
