This book will show you ________ can be used in other contexts.
| A．how you have observed | B．how what you have observed |
| C．that you have observed | D．how that you have observed |
E-Commerce ______ mislead customers at times even though it's more convenient and faster in general.
| A．shall | B．should | C．can | D．must |
The School Art Festival has set up a stage ______students can show their talents.
| A．which | B．where | C．that | D．when |
——Mum, can you drive faster to the airport?
——Honey, ______, for we still have one and a half hour.
| A．take it easy | B．take your time | C．forget it | D．with pleasure |
Diligence is ______ it takes for the post-90's generation to win competitions.
| A．what | B．where | C．which | D．when |
With a lot of work ______, she weren't allowed to leave her office.
| A．do | B．done . | C．to be done | D．to do |