--__________ was it_________ they discovered the entrance to the underground place?
--Totally by chance.
| A．How; that | B．What ; that | C．When; when | D．Where; that |
Look at the timetable. Hurry up! Flight 4026 ____ off at 18:20.
| A．will be taken | B．took | C．takes | D．has taken |
—Shall I help you, sir?
—I appreciate ____ if you do me the favor to pack the luggage.
| A．/ | B．that | C．you | D．it |
Helping others is a habit, ___ you can learn even at an early age.
| A．it | B．that | C．one | D．those |
The new group of students are better-behaved than the other group who stayed here___
| A．early | B．earlier | C．earliest | D．the earliest |
The children loved their day trip, and they enjoyed the horse ride___
| A．most | B．more | C．less | D．little |