Thefirststepinthestudyofanylanguageisobservingand____preciselywhathappenswhennativespeakersspeakit.
A、settingoff
B、settingabout
C、settingup
D、settingdown
Ihopeyouwillspendasmuchtimeasyoucan________yourEnglish.
A、topractice
B、practice
C、practicing
D、onpractice
I’veneverbeenoutofChina___________.Whataboutyou?
A、already
B、over
C、before
D、just
Hebuiltatelescope____hecouldstudytheskiesinhisfreetime.
Duetothebadweathertheplanewas____fortwohours.
A、delayed
B、canceled
C、postponed
D、dismissed